Từ điển Anh Việt & Thư viện Đọc hiểu
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EngveraDictionary & Reader

Từ vựng học thuật (NAWL)

Danh sách từ học thuật dùng nhiều trong bài đọc và bài viết đại học, phù hợp ôn IELTS Academic, TOEFL và SAT.

945 từ. Nguồn danh sách: New Academic Word List (NAWL) 1.2 của Browne, Culligan và Phillips, giấy phép CC BY-SA 4.0. Xem nguồn và giấy phép.

A

  • abdominal

    the muscles of the abdomen

  • absorbB1

    become imbued

  • absorption

    (chemistry) a process in which one substance permeates another

  • accelerate

    move faster

  • acceleration

    an increase in rate of change

  • accentB1

    distinctive manner of oral expression

  • accumulateB2

    get or gather together

  • accumulation

    an increase by natural growth or addition

  • accuracyB1

    the quality of being near to the true value

  • accuratelyB1

    with few mistakes

  • acidB2

    any of various water-soluble compounds having a sour taste and capable of turnin

  • acidicC1

    being or containing an acid

  • activate

    put in motion or move to act

  • activelyB2

    in an active manner

  • acuteB2

    having or experiencing a rapid onset and short but severe course

  • adaptation

    a written work (as a novel) that has been recast in a new form

  • adaptive

    having a capacity for adaptation

  • adjacent

    nearest in space or position

  • admissionB1

    the act of admitting someone to enter

  • adolescent

    a juvenile between the onset of puberty and maturity

  • adverseB2

    contrary to your interests or welfare

  • aerosol

    a cloud of solid or liquid particles in a gas

  • aestheticC1

    relating to or dealing with the subject of aesthetics

  • affirm

    establish or strengthen as with new evidence or facts

  • afterwardB1

    happening at a time subsequent to a reference time

  • aggregate

    the whole amount

  • agricultureB1

    a large-scale farming enterprise

  • airplaneA1

    an aircraft that has a fixed wing and is powered by propellers or jets

  • algebra

    the mathematics of generalized arithmetical operations

  • algorithm

    a precise rule (or set of rules) specifying how to solve some problem

  • alien

    a person who comes from a foreign country

  • allianceB2

    the state of being allied or confederated

  • allocate

    distribute according to a plan or set apart for a special purpose

  • allocation

    a share set aside for a specific purpose

  • altitudeB2

    elevation especially above sea level or above the earth's surface

  • aluminumB2

    a silvery ductile metallic element found primarily in bauxite

  • amino

    the radical -NH2

  • amplitude

    (physics) the maximum displacement of a periodic wave

  • analogyB2

    an inference that if things agree in some respects they probably agree in others

  • ancestorA2

    someone from whom you are descended (but usually more remote than a grandparent)

  • anthropologyC1

    the social science that studies the origins and social relationships of human be

  • antiB1

    not in favor of (an action or proposal etc.)

  • antibiotic

    a chemical substance derivable from a mold or bacterium that can kill microorgan

  • antibody

    any of a large variety of proteins normally present in the body or produced in r

  • antiquityC1

    the historic period preceding the Middle Ages in Europe

  • appendix

    supplementary material that is collected and appended at the back of a book

  • applauseB1

    a demonstration of approval by clapping the hands together

  • appleA1

    fruit with red or yellow or green skin and sweet to tart crisp whitish flesh

  • approximateB2

    not quite exact or correct

  • approximation

    an approximate calculation of quantity or degree or worth

  • arbitrary

    based on or subject to individual discretion or preference or sometimes impulse

  • archaeology

    the branch of anthropology that studies prehistoric people and their cultures

  • architectB1

    someone who creates plans to be used in making something (such as buildings)

  • array

    an orderly arrangement

  • arrowB1

    a mark to indicate a direction or relation

  • articulateB2

    expressing yourself easily or characterized by clear expressive language

  • artifactC2

    a man-made object taken as a whole

  • artificialA2

    contrived by art rather than nature

  • artisticB1

    relating to or characteristic of art or artists

  • artwork

    photographs or other visual representations in a printed publication

  • aspectB1

    a distinct feature or element in a problem

  • assemblyB2

    a group of machine parts that fit together to form a self-contained unit

  • assertB2

    state categorically

  • assignmentB1

    a duty that you are assigned to perform (especially in the armed forces)

  • athleticB1

    relating to or befitting athletics or athletes

  • atomA2

    (physics and chemistry) the smallest component of an element having the chemical

  • atomicB1

    of or relating to or comprising atoms

  • auction

    a variety of bridge in which tricks made in excess of the contract are scored to

  • auditB2

    an inspection of the accounting procedures and records by a trained accountant o

  • authorityB1

    the power or right to give orders or make decisions

  • autonomy

    immunity from arbitrary exercise of authority: political independence

  • availabilityB2

    the quality of being at hand when needed

  • axiomC2

    a saying that is widely accepted on its own merits

  • axisB2

    a straight line through a body or figure that satisfies certain conditions

B

  • backwardB2

    at or to or toward the back or rear

  • bacteria

    (microbiology) single-celled or noncellular spherical or spiral or rod-shaped or

  • bacterial

    relating to or caused by bacteria

  • bangB1

    a vigorous blow

  • bargainA2

    an agreement between parties (usually arrived at after discussion) fixing obliga

  • barrelB1

    a tube through which a bullet travels when a gun is fired

  • basinB1

    a bowl-shaped vessel

  • batA1

    nocturnal mouselike mammal with forelimbs modified to form membranous wings and

  • beamB2

    a signal transmitted along a narrow path

  • behavioral

    of or relating to behavior

  • bilingualB1

    using or knowing two languages

  • binary

    a system of two stars that revolve around each other under their mutual gravitat

  • biodiversity

    the diversity of plant and animal life in a particular habitat (or in the world

  • biologist

    (biology) a scientist who studies living organisms

  • biologyB1

    the science that studies living organisms

  • bizarreB2

    conspicuously or grossly unconventional or unusual

  • blankA1

    (of a surface) not written or printed on

  • bleedB1

    lose blood from one's body

  • bodily

    of or relating to or belonging to the body

  • bonusA2

    anything that tends to arouse

  • boundB1

    confined by bonds

  • bracketB2

    a category falling within certain defined limits

  • breakdownB2

    the act of disrupting an established order so it fails to continue

  • broadlyB2

    without regard to specific details or exceptions

  • bubbleB1

    a hollow globule of gas (e.g., air or carbon dioxide)

  • bucketA1

    a roughly cylindrical vessel that is open at the top

  • bulkC1

    the property resulting from being or relating to the greater in number of two pa

  • bulletB1

    a projectile that is fired from a gun

  • bundle

    a collection of things wrapped or boxed together

C

  • calcium

    a white metallic element that burns with a brilliant light

  • calculationB1

    the procedure of calculating

  • calculatorB1

    an expert at calculation (or at operating calculating machines)

  • calculus

    a hard lump produced by the concretion of mineral salts

  • campusA2

    a field on which the buildings of a university are situated

  • capillary

    a tube of small internal diameter

  • capitalism

    an economic system based on private ownership of capital

  • capitalist

    a conservative advocate of capitalism

  • carrierC1

    someone whose employment involves carrying something

  • cattleB1

    domesticated bovine animals as a group regardless of sex or age

  • censor

    someone who censures or condemns

  • characterizationC1

    a graphic or vivid verbal description

  • cheatB2

    deprive somebody of something by deceit

  • cheerA2

    give encouragement to

  • chemistryB1

    the science of matter

  • chemotherapyB2

    the use of chemical agents to treat or control disease (or mental illness)

  • chessA2

    weedy annual native to Europe but widely distributed as a weed especially in whe

  • chloride

    any compound containing a chlorine atom

  • chromosome

    a threadlike strand of DNA in the cell nucleus that carries the genes in a linea

  • chronic

    being long-lasting and recurrent or characterized by long suffering

  • chunkB2

    a compact mass

  • cinemaA1

    a medium that disseminates moving pictures

  • circulateC1

    become widely known and passed on

  • circulationC1

    the dissemination of copies of periodicals (as newspapers or magazines)

  • civilizationB1

    a society in an advanced state of social development (e.g., with complex legal a

  • clarifyB2

    make clear and (more) comprehensible

  • classificationB2

    the act of distributing things into classes or categories of the same type

  • classifyB1

    arrange or order by classes or categories

  • classroomA1

    a room in a school where lessons take place

  • clay

    a very fine-grained soil that is plastic when moist but hard when fired

  • cleverA1

    showing self-interest and shrewdness in dealing with others

  • clientB2

    a person who seeks the advice of a lawyer

  • clinicB1

    a medical establishment run by a group of medical specialists

  • clipB1

    a metal frame or container holding cartridges

  • cloneA2

    make multiple identical copies of

  • closureB2

    approaching a particular destination

  • clueA2

    a slight indication

  • coefficient

    a constant number that serves as a measure of some property or characteristic

  • cognitiveC2

    of or being or relating to or involving cognition

  • coherentB2

    marked by an orderly, logical, and aesthetically consistent relation of parts

  • collective

    members of a cooperative enterprise

  • colonialB2

    of or relating to or characteristic of or inhabiting a colony

  • colony

    a body of people who settle far from home but maintain ties with their homeland

  • commaB1

    a punctuation mark (,) used to indicate the separation of elements within the gr

  • commentary

    a written explanation or criticism or illustration that is added to a book or ot

  • commodityC2

    articles of commerce

  • commonlyB1

    under normal conditions

  • communicativeB2

    of or relating to communication

  • communist

    a member of the communist party

  • compact

    a small cosmetics case with a mirror

  • comparable

    able to be compared or worthy of comparison

  • comparativeA2

    the comparative form of an adjective or adverb

  • compensateB2

    adjust for

  • competenceB2

    the quality of being adequately or well qualified physically and intellectually

  • competentB2

    properly or sufficiently qualified or capable or efficient

  • complementB1

    a word or phrase used to complete a grammatical construction

  • complication

    the act or process of complicating

  • complyC1

    act in accordance with someone's rules, commands, or wishes

  • composerA2

    someone who composes music as a profession

  • composite

    a conceptual whole made up of complicated and related parts

  • comprehensionB2

    an ability to understand the meaning or importance of something (or the knowledg

  • computation

    the procedure of calculating

  • conceiveB2

    have the idea for

  • conceptionB2

    an abstract or general idea inferred or derived from specific instances

  • conceptual

    being or characterized by concepts or their formation

  • conditionalC1

    qualified by reservations

  • conduction

    the transmission of heat or electricity or sound

  • coneB2

    any cone-shaped artifact

  • configuration

    an arrangement of parts or elements

  • confineB2

    place limits on (extent or access)

  • confound

    be confusing or perplexing to

  • congruent

    corresponding in character or kind

  • connector

    an instrumentality that connects

  • connotationC2

    what you must know in order to determine the reference of an expression

  • consciousB1

    intentionally conceived

  • consciousnessB2

    an alert cognitive state in which you are aware of yourself and your situation

  • consensusB2

    agreement in the judgment or opinion reached by a group as a whole

  • consentB2

    permission to do something

  • conservationB1

    an occurrence of improvement by virtue of preventing loss or injury or other cha

  • conserveC1

    keep constant through physical or chemical reactions or evolutionary change

  • consonantB1

    a speech sound that is not a vowel

  • constitutionB1

    law determining the fundamental political principles of a government

  • constrain

    hold back

  • consultationC1

    a conference (usually with someone important)

  • consumptionB1

    the process of taking food into the body through the mouth (as by eating)

  • containerA2

    any object that can be used to hold things (especially a large metal boxlike obj

  • continentA2

    one of the large landmasses of the earth

  • continuityC1

    uninterrupted connection or union

  • contour

    a line drawn on a map connecting points of equal height

  • contradictB2

    be in contradiction with

  • contradictionB2

    opposition between two conflicting forces or ideas

  • contradictoryB2

    of words or propositions so related that both cannot be true and both cannot be

  • contraryB1

    very opposed in nature or character or purpose

  • controversyB2

    a contentious speech act

  • converge

    be adjacent or come together

  • convergence

    the occurrence of two or more things coming together

  • coordinate

    a number that identifies a position relative to an axis

  • coordination

    the skillful and effective interaction of movements

  • cord

    a line made of twisted fibers or threads

  • coronary

    obstruction of blood flow in a coronary artery by a blood clot (thrombus)

  • corpusC2

    capital as contrasted with the income derived from it

  • correctionB1

    the act of offering an improvement to replace a mistake

  • correctlyA2

    in an accurate manner

  • correlateC2

    either of two or more related or complementary variables

  • correlationC2

    a reciprocal relation between two or more things

  • correspondenceB2

    communication by the exchange of letters

  • corruptionB2

    lack of integrity or honesty (especially susceptibility to bribery)

  • cortex

    the layer of unmyelinated neurons (the grey matter) forming the cortex of the ce

  • credibilityC1

    the quality of being believable or trustworthy

  • criticallyB2

    in a critical manner

  • critique

    an essay or article that gives a critical evaluation (as of a book or play)

  • crudeC1

    not carefully or expertly made

  • crystal

    a solid formed by the solidification of a chemical and having a highly regular a

  • cue

    an actor's line that immediately precedes and serves as a reminder for some acti

  • cureB1

    a medicine or therapy that cures disease or relieve pain

  • curriculumB1

    an integrated course of academic studies

  • cyclic

    conforming to the Carnot cycle

  • cylinder

    a solid bounded by a cylindrical surface and two parallel planes (the bases)

D

  • dampB1

    slightly wet

  • deadlineB1

    the point in time at which something must be completed

  • decayB2

    lose a stored charge, magnetic flux, or current

  • deceiveB2

    be false to

  • defect

    an imperfection in a bodily system

  • deficiencyB1

    the state of needing something that is absent or unavailable

  • definiteB1

    precise

  • deflection

    a twist or aberration

  • degradeC1

    reduce the level of land, as by erosion

  • deliberatelyB2

    with intention

  • delta

    a low triangular area of alluvial deposits where a river divides before entering

  • demonstrator

    a teacher or teacher's assistant who demonstrates the principles that are being

  • denominator

    the divisor of a fraction

  • denoteC2

    be a sign or indication of

  • denseB2

    permitting little if any light to pass through because of denseness of matter

  • dependence

    the state of relying on or being controlled by someone or something else

  • depictC1

    show in, or as in, a picture

  • derivative

    the result of mathematical differentiation

  • descendent

    a person considered as descended from some ancestor or race

  • descriptor

    the phonological or orthographic sound or appearance of a word that can be used

  • destinationB1

    the place designated as the end (as of a race or journey)

  • detection

    the perception that something has occurred or some state exists

  • developmental

    of or relating to or constituting development

  • deviation

    a variation that deviates from the standard or norm

  • diagnose

    determine or distinguish the nature of a problem or an illness through a diagnos

  • diagnosis

    identifying the nature or cause of some phenomenon

  • diagnostic

    concerned with diagnosis

  • diagramB1

    a drawing intended to explain how something works

  • dialect

    the usage or vocabulary that is characteristic of a specific group of people

  • diameterB1

    the length of a straight line passing through the center of a circle and connect

  • diaryA2

    a daily written record of (usually personal) experiences and observations

  • dictate

    an authoritative rule

  • dictionaryA1

    a reference book containing an alphabetical list of words with information about

  • differential

    the result of mathematical differentiation

  • differentiate

    mark as different

  • differentiation

    a discrimination between things as different and distinct

  • diffusion

    (physics) the process in which there is movement of a substance from an area of

  • dilemmaB2

    state of uncertainty or perplexity especially as requiring a choice between equa

  • dilute

    lessen the strength or flavor of a solution or mixture

  • dimensional

    of or relating to dimensions

  • dioxideB1

    an oxide containing two atoms of oxygen in the molecule

  • directive

    a pronouncement encouraging or banning some activity

  • disabilityB1

    the condition of being unable to perform as a consequence of physical or mental

  • disadvantageA2

    the quality of having an inferior or less favorable position

  • dischargeB2

    the sudden giving off of energy

  • discourseC1

    extended verbal expression in speech or writing

  • discrete

    constituting a separate entity or part

  • discriminationB1

    unfair treatment of a person or group on the basis of prejudice

  • displacement

    act of taking the place of another especially using underhanded tactics

  • dissectionC1

    cutting so as to separate into pieces

  • dissertation

    a treatise advancing a new point of view resulting from research

  • dissolveB1

    become weaker

  • distributionB1

    (statistics) an arrangement of values of a variable showing their observed or th

  • disturbanceB1

    activity that is a malfunction, intrusion, or interruption

  • diverseB1

    many and different

  • domain

    a particular environment or walk of life

  • dominance

    superior development of one side of the body

  • dominantC1

    exercising influence or control

  • dominationC1

    social control by dominating

  • donor

    person who makes a gift of property

  • doseB2

    a measured portion of medicine taken at any one time

  • drainB2

    emptying something accomplished by allowing liquid to run out of it

  • drift

    a force that moves something along

  • durationC1

    the period of time during which something continues

  • dyeB2

    a usually soluble substance for staining or coloring e.g. fabrics or hair

  • dynamicB2

    characterized by action or forcefulness or force of personality

E

  • ecologicalB1

    characterized by the interdependence of living organisms in an environment

  • ecologyB1

    the environment as it relates to living organisms

  • economically

    with respect to economic science

  • economistB2

    an expert in the science of economics

  • effectivenessB2

    power to be effective

  • elaborateC1

    marked by complexity and richness of detail

  • elasticC1

    capable of resuming original shape after stretching or compression

  • elasticityC2

    the tendency of a body to return to its original shape after it has been stretch

  • electronB1

    an elementary particle with negative charge

  • elementaryA1

    easy and not involved or complicated

  • elevateC1

    give a promotion to or assign to a higher position

  • elevationC1

    the event of something being raised upward

  • elimination

    the act of removing or getting rid of something

  • eliteB2

    a group or class of persons enjoying superior intellectual or social or economic

  • embedC2

    fix or set securely or deeply

  • emergenceB2

    the gradual beginning or coming forth

  • emission

    the act of emitting

  • emit

    expel (gases or odors)

  • emperorB1

    the male ruler of an empire

  • empirical

    derived from experiment and observation rather than theory

  • encode

    convert information into code

  • enforcement

    the act of enforcing

  • enormouslyC1

    extremely

  • entity

    that which is perceived or known or inferred to have its own distinct existence

  • entrant

    a commodity that enters competition with established merchandise

  • enzyme

    any of several complex proteins that are produced by cells and act as catalysts

  • epidemic

    a widespread outbreak of an infectious disease

  • epidemiology

    the branch of medical science dealing with the transmission and control of disea

  • equalityB1

    the quality of being the same in quantity or measure or value or status

  • equilibriumC2

    a stable situation in which forces cancel one another

  • equivalence

    a state of being essentially equal or equivalent

  • erase

    remove from memory or existence

  • essenceB1

    the choicest or most essential or most vital part of some idea or experience

  • essentiallyB2

    in essence

  • estimationC1

    a document appraising the value of something (as for insurance or taxation)

  • ethicalC1

    of or relating to the philosophical study of ethics

  • ethics

    motivation based on ideas of right and wrong

  • evidentB1

    clearly revealed to the mind or the senses or judgment

  • evolutionary

    of or relating to or produced by evolution

  • ex

    a man who was formerly a certain woman's husband

  • executeB2

    kill as a means of socially sanctioned punishment

  • executionB2

    putting a condemned person to death

  • exitB1

    an opening that permits escape or release

  • expertise

    skillfulness by virtue of possessing special knowledge

  • explicit

    precisely and clearly expressed or readily observable

  • explicitly

    in an explicit manner

  • exploitB2

    use or manipulate to one's advantage

  • exponential

    a function in which an independent variable appears as an exponent

F

  • fabricB2

    artifact made by weaving or felting or knitting or crocheting natural or synthet

  • facet

    a distinct feature or element in a problem

  • facilitateB2

    make easier

  • factorial

    the product of all the integers up to and including a given integer

  • facultyB2

    one of the inherent cognitive or perceptual powers of the mind

  • fatigueC1

    temporary loss of strength and energy resulting from hard physical or mental wor

  • feedbackB2

    the process in which part of the output of a system is returned to its input in

  • fertility

    the ratio of live births in an area to the population of that area

  • fetal

    of or relating to a fetus

  • feverA1

    a rise in the temperature of the body

  • fiberB2

    a slender and greatly elongated substance capable of being spun into yarn

  • fin

    the cardinal number that is the sum of four and one

  • finite

    bounded or limited in magnitude or spatial or temporal extent

  • fleshB2

    the soft tissue of the body of a vertebrate: mainly muscle tissue and fat

  • flexibilityB2

    the property of being flexible

  • flipB2

    lightly throw to see which side comes up

  • fluidB2

    subject to change

  • flux

    the rate of flow of energy or particles across a given surface

  • footnoteB2

    a printed note placed below the text on a printed page

  • formallyB1

    with official authorization

  • formulation

    a substance prepared according to a formula

  • forum

    a public meeting or assembly for open discussion

  • fossilC1

    someone whose style is out of fashion

  • fractionC1

    a component of a mixture that has been separated by a fractional process

  • fracture

    breaking of hard tissue such as bone

  • freelyB1

    in a free manner

  • friction

    a state of conflict between persons

  • fringe

    the outside boundary or surface of something

  • fundamentally

    in essence

  • fungus

    an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matt

  • fusionC1

    an occurrence that involves the production of a union

G

  • gauge

    a measuring instrument for measuring and indicating a quantity such as the thick

  • generalizationB2

    reasoning from detailed facts to general principles

  • generalizeB2

    draw from specific cases for more general cases

  • geneticallyB1

    by genetic mechanisms

  • geneticsB1

    the branch of biology that studies heredity and variation in organisms

  • ghostA1

    a mental representation of some haunting experience

  • globalization

    growth to a global or worldwide scale

  • goatB2

    any of numerous agile ruminants related to sheep but having a beard and straight

  • goodnessB1

    that which is pleasing or valuable or useful

  • gradient

    a graded change in the magnitude of some physical quantity or dimension

  • gramA2

    a metric unit of weight equal to one thousandth of a kilogram

  • grammatical

    of or pertaining to grammar

  • graphB1

    a visual representation of the relations between certain quantities plotted with

  • graspB2

    understanding of the nature or meaning or quality or magnitude of something

  • gravity

    (physics) the force of attraction between all masses in the universe

  • grid

    a pattern of regularly spaced horizontal and vertical lines

  • grossB2

    before any deductions

  • gut

    the part of the alimentary canal between the stomach and the anus

H

  • habitatB1

    the type of environment in which an organism or group normally lives or occurs

  • halfway

    equally distant from the extremes

  • handoutB2

    an announcement distributed to members of the press in order to supplement or re

  • harvestA2

    the yield from plants in a single growing season

  • hawk

    diurnal bird of prey typically having short rounded wings and a long tail

  • headquarter

    provide with headquarters

  • hedgeB2

    a fence formed by a row of closely planted shrubs or bushes

  • helix

    a curve that lies on the surface of a cylinder or cone and cuts the element at a

  • hepatitis

    inflammation of the liver caused by a virus or a toxin

  • herbicide

    a chemical agent that destroys plants or inhibits their growth

  • hierarchy

    a series of ordered groupings of people or things within a system

  • hipB1

    either side of the body below the waist and above the thigh

  • historically

    throughout history

  • homeworkA1

    preparatory school work done outside school (especially at home)

  • horizonB1

    the line at which the sky and Earth appear to meet

  • horizontal

    something that is oriented horizontally

  • hormone

    the secretion of an endocrine gland that is transmitted by the blood to the tiss

  • hydrogen

    a nonmetallic univalent element that is normally a colorless and odorless highly

I

  • identicalB2

    exactly alike

  • identificationB2

    the act of designating or identifying something

  • ideologyB2

    an orientation that characterizes the thinking of a group or nation

  • illusion

    an erroneous mental representation

  • immune

    a person who is immune to a particular infection

  • impactA2

    the striking of one body against another

  • implicit

    implied though not directly expressed

  • importantlyA2

    in an important way or to an important degree

  • impulseB2

    an instinctive motive

  • incidence

    the relative frequency of occurrence of something

  • incline

    an elevated geological formation

  • inclusionC1

    the state of being included

  • incredibleB1

    beyond belief or understanding

  • incrediblyB1

    not easy to believe

  • incumbentC2

    lying or leaning on something else

  • independentlyB2

    on your own

  • indicator

    a number or ratio (a value on a scale of measurement) derived from a series of o

  • indifference

    unbiased impartial unconcern

  • indigenous

    originating where it is found

  • indirectB1

    having intervening factors or persons or influences

  • individually

    apart from others

  • induceC2

    cause to arise

  • inductionC1

    a formal entry into an organization or position or office

  • industrialization

    the development of industry on an extensive scale

  • industrializeB2

    organize (the production of something) into an industry

  • inequality

    lack of equality

  • inevitably

    in such a manner as could not be otherwise

  • infectB2

    communicate a disease to

  • infectiousB2

    caused by infection or capable of causing infection

  • inferenceB2

    the reasoning involved in drawing a conclusion or making a logical judgment on t

  • inferior

    one of lesser rank or station or quality

  • infinite

    the unlimited expanse in which everything is located

  • infinity

    time without end

  • influentialB2

    having or exercising influence or power

  • informalB2

    not formal

  • inhibit

    to put down by force or authority

  • inhibition

    (psychology) the conscious exclusion of unacceptable thoughts or desires

  • initiate

    someone new to a field or activity

  • initiation

    a formal entry into an organization or position or office

  • injectB1

    give an injection to

  • injectionB2

    the forceful insertion of a substance under pressure

  • innateB2

    not established by conditioning or learning

  • insectA2

    small air-breathing arthropod

  • insert

    a folded section placed between the leaves of another publication

  • instability

    an unstable order

  • instinctB2

    inborn pattern of behavior often responsive to specific stimuli

  • integralC1

    existing as an essential constituent or characteristic

  • integrationC2

    the action of incorporating a racial or religious group into a community

  • intensity

    the amount of energy transmitted (as by acoustic or electromagnetic radiation)

  • intensiveB1

    characterized by a high degree or intensity

  • interactB1

    act together or towards others or with others

  • interestingly

    in an interesting manner

  • interface

    (chemistry) a surface forming a common boundary between two things (two objects

  • interfereB2

    come between so as to be hindrance or obstacle

  • intermediateB1

    lying between two extremes in time or space or state

  • interruptB1

    make a break in

  • intervalB1

    a definite length of time marked off by two instants

  • intervene

    get involved, so as to alter or hinder an action, or through force or threat of

  • interviewerA1

    a person who conducts an interview

  • invadeA2

    march aggressively into another's territory by military force for the purposes o

  • invasionB1

    the act of invading

  • inversion

    the layer of air near the earth is cooler than an overlying layer

  • invert

    make an inversion (in a musical composition)

  • ion

    a particle that is electrically charged (positive or negative)

  • irrelevant

    having no bearing on or connection with the subject at issue

  • irrigation

    supplying dry land with water by means of ditches etc

J

  • jazzB1

    empty rhetoric or insincere or exaggerated talk

  • juniorA2

    younger

  • justification

    something (such as a fact or circumstance) that shows an action to be reasonable

K

  • kidney

    either of two bean-shaped excretory organs that filter wastes (especially urea)

  • kilometerA2

    a metric unit of length equal to 1000 meters (or 0.621371 miles)

L

  • labB1

    a workplace for the conduct of scientific research

  • lateral

    a pass to a receiver upfield from the passer

  • layout

    a plan or design of something that is laid out

  • leafA1

    the main organ of photosynthesis and transpiration in higher plants

  • lecturerB2

    a public lecturer at certain universities

  • legendB2

    a story about mythical or supernatural beings or events

  • legitimateB2

    of marriages and offspring

  • leisureA2

    time available for ease and relaxation

  • lever

    a rigid bar pivoted about a fulcrum

  • lexical

    of or relating to words

  • liable

    at risk of or subject to experiencing something usually unpleasant

  • lifestyleA2

    a manner of living that reflects the person's values and attitudes

  • lifetimeB2

    the period during which something is functional (as between birth and death)

  • likelihoodC1

    the probability of a specified outcome

  • likewiseB2

    in like or similar manner

  • limbB2

    one of the jointed appendages of an animal used for locomotion or grasping: arm

  • linearC1

    designating or involving an equation whose terms are of the first degree

  • linguistic

    consisting of or related to language

  • linguistics

    the scientific study of language

  • literA2

    a metric unit of capacity, formerly defined as the volume of one kilogram of pur

  • liverB1

    large and complicated reddish-brown glandular organ located in the upper right p

  • locally

    by a particular locality

  • locus

    the scene of any event or action (especially the place of a meeting)

  • logicalA2

    capable of or reflecting the capability for correct and valid reasoning

  • longitudinal

    of or relating to lines of longitude

  • loop

    fastener consisting of a metal ring for lining a small hole to permit the attach

  • lump

    a compact mass

  • lungB1

    either of two saclike respiratory organs in the chest of vertebrates

M

  • machinery

    machines or machine systems collectively

  • magneticC1

    of or relating to or caused by magnetism

  • magnitude

    the property of relative size or extent (whether large or small)

  • mallA2

    a public area set aside as a pedestrian walk

  • manipulateB2

    influence or control shrewdly or deviously

  • manipulationC1

    exerting shrewd or devious influence especially for one's own advantage

  • manualB2

    of or relating to the hands

  • manuscript

    the form of a literary work submitted for publication

  • marbleB1

    a hard crystalline metamorphic rock that takes a high polish

  • marginalC1

    at or constituting a border or edge

  • marker

    some conspicuous object used to distinguish or mark something

  • marrow

    the fatty network of connective tissue that fills the cavities of bones

  • maternalC1

    characteristic of a mother

  • mathematicalB2

    of or pertaining to or of the nature of mathematics

  • matrix

    (mathematics) a rectangular array of quantities or expressions set out by rows a

  • maximize

    make as big or large as possible

  • meaningfulB1

    having a meaning or purpose

  • mechanicB1

    a craftsman skilled in operating machine tools

  • mechanicalB1

    using (or as if using) mechanisms or tools or devices

  • mediateC2

    act between parties with a view to reconciling differences

  • membrane

    a thin pliable sheet of material

  • memorizeB1

    commit to memory

  • mentorB2

    a wise and trusted guide and advisor

  • mercury

    a heavy silvery toxic univalent and bivalent metallic element

  • mergeB2

    become one

  • messengerB2

    a person who carries a message

  • metabolism

    the marked and rapid transformation of a larva into an adult that occurs in some

  • metaphorB2

    a figure of speech in which an expression is used to refer to something that it

  • methodologyC2

    the branch of philosophy that analyzes the principles and procedures of inquiry

  • mid

    used in combination to denote the middle

  • migrate

    move from one country or region to another and settle there

  • migrationB2

    the movement of persons from one country or locality to another

  • millimeterB2

    a metric unit of length equal to one thousandth of a meter

  • mineralB1

    solid homogeneous inorganic substances occurring in nature having a definite che

  • minimal

    the least possible

  • minimizeB1

    make small or insignificant

  • minusB1

    an arithmetic operation in which the difference between two numbers is calculate

  • missileB2

    a rocket carrying a warhead of conventional or nuclear explosives

  • mobilityB2

    the quality of moving freely

  • modificationB2

    the act of making something different (as e.g. the size of a garment)

  • mole

    the molecular weight of a substance expressed in grams

  • molecular

    relating to or produced by or consisting of molecules

  • moleculeB1

    (physics and chemistry) the simplest structural unit of an element or compound

  • momentum

    an impelling force or strength

  • monetary

    relating to or involving money

  • monkeyA1

    any of various long-tailed primates (excluding the prosimians)

  • monopoly

    (economics) a market in which there are many buyers but only one seller

  • moralityB2

    concern with the distinction between good and evil or right and wrong

  • morphological

    relating to or concerned with the formation of admissible words in a language

  • morphology

    the branch of biology that deals with the structure of animals and plants

  • mortality

    the quality or state of being mortal

  • motif

    a design or figure that consists of recurring shapes or colors, as in architectu

  • motiveB1

    the psychological feature that arouses an organism to action toward a desired go

  • multinational

    involving or operating in several nations or nationalities

  • multiplyB2

    combine by multiplication

  • mutation

    (biology) an organism that has characteristics resulting from chromosomal altera

  • mythB1

    a traditional story accepted as history

N

  • nakedB1

    completely unclothed

  • namely

    as follows

  • nastyB1

    offensive or even (of persons) malicious

  • nationalism

    love of country and willingness to sacrifice for it

  • neatB2

    clean or organized

  • necessityB2

    the condition of being essential or indispensable

  • neo

    (used as a combining form) recent or new

  • nest

    a structure in which animals lay eggs or give birth to their young

  • neural

    of or relating to the nervous system

  • neuron

    a cell that is specialized to conduct nerve impulses

  • neutralB1

    having no personal preference

  • nicelyB2

    in a nice way

  • nicheC1

    a position particularly well suited to the person who occupies it

  • nitrogen

    a common nonmetallic element that is normally a colorless odorless tasteless ine

  • nobleB2

    impressive in appearance

  • node

    a connecting point at which several lines come together

  • noisyA2

    full of or characterized by loud and nonmusical sounds

  • nominal

    a phrase that can function as the subject or object of a verb

  • non

    negation of a word or group of words

  • nonethelessB1

    despite anything to the contrary (usually following a concession)

  • nonlinear

    designating or involving an equation whose terms are not of the first degree

  • norm

    a standard or model or pattern regarded as typical

  • notation

    a technical system of symbols used to represent special things

  • novice

    someone who has entered a religious order but has not taken final vows

  • nucleusB1

    a part of the cell containing DNA and RNA and responsible for growth and reprodu

  • null

    a quantity of no importance

  • numericalB2

    measured or expressed in numbers

  • nutrientB1

    any substance that can be metabolized by an animal to give energy and build tiss

O

  • objectionB1

    the act of expressing earnest opposition or protest

  • obscureC1

    not clearly understood or expressed

  • observerB2

    a person who becomes aware (of things or events) through the senses

  • obtainB1

    come into possession of

  • occupationA2

    the principal activity in your life that you do to earn money

  • occurrence

    an event that happens

  • offspringC1

    the immediate descendants of a person

  • onset

    the beginning or early stages

  • onwards

    in a forward direction

  • optical

    of or relating to or involving light or optics

  • optimal

    most desirable possible under a restriction expressed or implied

  • optimum

    most favorable conditions or greatest degree or amount possible under given circ

  • oralB1

    using speech rather than writing

  • organB1

    a fully differentiated structural and functional unit in an animal that is speci

  • organismB1

    a living thing that has (or can develop) the ability to act or function independ

  • orient

    the countries of Asia

  • orientation

    the act of orienting

  • oscillation

    the process of oscillating between states

  • outerB1

    being on the outside or further from a center

  • outletB2

    a place of business for retailing goods

  • overhead

    the expense of maintaining property (e.g., paying property taxes and utilities a

  • overlapB2

    a representation of common ground between theories or phenomena

  • overview

    a general summary of a subject

  • oxidize

    enter into a combination with oxygen or become converted into an oxide

  • oxygenB1

    a nonmetallic bivalent element that is normally a colorless odorless tasteless n

P

  • painfulB1

    causing physical or psychological pain

  • par

    (golf) the standard number of strokes set for each hole on a golf course, or for

  • paradigm

    systematic arrangement of all the inflected forms of a word

  • paradoxB2

    (logic) a statement that contradicts itself

  • parameterC2

    a constant in the equation of a curve that can be varied to yield a family of si

  • parcelB1

    a wrapped container

  • pardonA1

    the act of excusing a mistake or offense

  • parentalB1

    designating the generation of organisms from which hybrid offspring are produced

  • parenthesis

    either of two punctuation marks (or) used to enclose textual material

  • partialB1

    being or affecting only a part

  • partially

    in part

  • particleB2

    (nontechnical usage) a tiny piece of anything

  • partition

    a vertical structure that divides or separates (as a wall divides one room from

  • pathway

    a bundle of myelinated nerve fibers following a path through the brain

  • peasantC1

    a country person

  • periodic

    happening or recurring at regular intervals

  • peripheral

    (computer science) electronic equipment connected by cable to the CPU of a compu

  • pest

    a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and a

  • pesticide

    a chemical used to kill pests (as rodents or insects)

  • phenomenalC1

    of or relating to a phenomenon

  • philosopherB1

    a specialist in philosophy

  • philosophicalB2

    of or relating to philosophy or philosophers

  • phonological

    of or relating to phonology

  • phosphate

    a salt of phosphoric acid

  • photographic

    relating to photography or obtained by using photography

  • physicallyA2

    in accord with physical laws

  • physicianB2

    a licensed medical practitioner

  • physicsB1

    the science of matter and energy and their interactions

  • physiologicalC2

    of or relating to the biological study of physiology

  • piB2

    the ratio of the circumference to the diameter of a circle

  • planner

    a person who makes plans

  • plantation

    an estate where cash crops are grown on a large scale (especially in tropical ar

  • plausibleC1

    apparently reasonable and valid, and truthful

  • plugB1

    blockage consisting of an object designed to fill a hole tightly

  • pluralA2

    the form of a word that is used to denote more than one

  • polar

    having a pair of equal and opposite charges

  • poleB1

    a long (usually round) rod of wood or metal or plastic

  • politicallyB2

    with regard to social relationships involving authority

  • portfolio

    a large, flat, thin case for carrying loose papers or drawings or maps

  • portrayC1

    portray in words

  • portrayalC1

    a word picture of a person's appearance and character

  • positivelyB1

    extremely

  • posterA1

    a sign posted in a public place as an advertisement

  • postgraduate

    a student who continues studies after graduation

  • potassium

    a light soft silver-white metallic element of the alkali metal group

  • powderB1

    a solid substance in the form of tiny loose particles

  • practitionerC2

    someone who practices a learned profession

  • pragmatic

    an imperial decree that becomes part of the fundamental law of the land

  • precedeB2

    be earlier in time

  • precipitate

    a precipitated solid substance in suspension or after settling or filtering

  • precipitation

    the quantity of water falling to earth at a specific place within a specified pe

  • predator

    someone who attacks in search of booty

  • predictionA2

    the act of predicting (as by reasoning about the future)

  • predominantly

    much greater in number or influence

  • prejudiceB1

    a partiality that prevents objective consideration of an issue or situation

  • preliminaryB2

    denoting an action or event preceding or in preparation for something more impor

  • presume

    take to be the case or to be true

  • prevalence

    the quality of prevailing generally

  • prey

    a person who is the aim of an attack (especially a victim of ridicule or exploit

  • primer

    an introductory textbook

  • primitiveB1

    belonging to an early stage of technical development

  • probeB2

    an inquiry into unfamiliar or questionable activities

  • problematic

    open to doubt or debate

  • processor

    a business engaged in processing agricultural products and preparing them for ma

  • productiveB1

    producing or capable of producing (especially abundantly)

  • productivity

    the quality of being productive or having the power to produce

  • profoundC1

    showing intellectual penetration or emotional depth

  • progression

    a series with a definite pattern of advance

  • progressiveA2

    favoring or promoting progress

  • projectionB2

    a prediction made by extrapolating from past observations

  • prominentB1

    having a quality that thrusts itself into attention

  • pronounceA2

    speak, pronounce, or utter in a certain way

  • propositionC2

    (logic) a statement that affirms or denies something and is either true or false

  • protocol

    (computer science) rules determining the format and transmission of data

  • proton

    a stable particle with positive charge equal to the negative charge of an electr

  • psychiatricC1

    relating to or used in or engaged in the practice of psychiatry

  • psychologistA2

    a scientist trained in psychology

  • psychologyB2

    the science of mental life

  • publishA2

    put into print

  • pulseB2

    (electronics) a sharp transient wave in the normal electrical state (or a series

  • punchB2

    (boxing) a blow with the fist

  • punishB1

    impose a penalty on

  • punishmentB1

    the act of punishing

  • purely

    restricted to something

  • puzzleB1

    a particularly baffling problem that is said to have a correct solution

Q

  • qualitativeC2

    involving distinctions based on qualities

  • quantitative

    expressible as a quantity or relating to or susceptible of measurement

  • quantum

    a discrete amount of something that is analogous to the quantities in quantum th

  • questionnaireB1

    a form containing a set of questions

  • quizA2

    an examination consisting of a few short questions

  • quotationB2

    a short note recognizing a source of information or of a quoted passage

R

  • rackB2

    framework for holding objects

  • radarB2

    measuring instrument in which the echo of a pulse of microwave radiation is used

  • radiationB1

    energy that is radiated or transmitted in the form of rays or waves or particles

  • radius

    the length of a line segment between the center and circumference of a circle or

  • rainfallB1

    water falling in drops from vapor condensed in the atmosphere

  • randomize

    arrange in random order

  • randomly

    in a random manner

  • rationalB1

    consistent with or based on or using reason

  • rationality

    the state of having good sense and sound judgment

  • rayA2

    a column of light (as from a beacon)

  • reactive

    participating readily in reactions

  • reactor

    an electrical device used to introduce reactance into a circuit

  • readilyB2

    without much difficulty

  • realismC1

    the attribute of accepting the facts of life and favoring practicality and liter

  • realisticB1

    aware or expressing awareness of things as they really are

  • realm

    a domain in which something is dominant

  • receptor

    a cellular structure that is postulated to exist in order to mediate between a c

  • recipeB2

    directions for making something

  • reconstruct

    reassemble mentally

  • regimeB2

    the organization that is the governing authority of a political unit

  • regression

    an abnormal state in which development has stopped prematurely

  • rehabilitation

    the restoration of someone to a useful place in society

  • reinforceB2

    make stronger

  • rejectionB2

    the act of rejecting something

  • reliability

    the quality of being dependable or reliable

  • renderC1

    cause to become

  • repertoireB2

    the entire range of skills or aptitudes or devices used in a particular field or

  • replacementB2

    the act of furnishing an equivalent person or thing in the place of another

  • replicate

    bend or turn backward

  • replication

    the act of making copies

  • reproduceB1

    make a copy or equivalent of

  • reproduction

    the process of generating offspring

  • republicB1

    a political system in which the supreme power lies in a body of citizens who can

  • resembleB1

    appear like

  • reservoir

    a large or extra supply of something

  • residualC2

    relating to or indicating a remainder

  • residueC2

    matter that remains after something has been removed

  • resistant

    relating to or conferring immunity (to disease or infection)

  • respiratoryB2

    pertaining to respiration

  • retrieveB2

    get or find back

  • revolutionaryB2

    markedly new or introducing radical change

  • rewriteB1

    write differently

  • rhetoricC2

    using language effectively to please or persuade

  • rhythmA2

    the basic rhythmic unit in a piece of music

  • ridiculousB1

    inspiring scornful pity

  • ritualB2

    any customary observance or practice

  • robotB1

    a mechanism that can move automatically

  • ropeA2

    a strong line

  • rotateC1

    turn on or around an axis or a center

  • rotation

    the act of rotating as if on an axis

  • rubB2

    move over something with pressure

  • rulerA1

    a person who rules or commands

S

  • scatterB1

    to cause to separate and go in different directions

  • scenarioC1

    an outline or synopsis of a play (or, by extension, of a literary work)

  • scholarshipB1

    financial aid provided to a student on the basis of academic merit

  • scripture

    the sacred writings of the Christian religions

  • scrollC2

    a round shape formed by a series of concentric circles (as formed by leaves or f

  • secrete

    generate and separate from cells or bodily fluids

  • sediment

    matter that has been deposited by some natural process

  • selective

    tending to select

  • semantic

    of or relating to meaning or the study of meaning

  • semesterA2

    one of two divisions of an academic year

  • semi

    one of the two competitions in the next to the last round of an elimination tour

  • seminarB2

    any meeting for an exchange of ideas

  • sensationB1

    an unelaborated elementary awareness of stimulation

  • sensibleB2

    showing reason or sound judgment

  • sensitivity

    (physiology) responsiveness to external stimuli

  • sensory

    of a nerve fiber or impulse originating outside and passing toward the central n

  • separatelyB2

    apart from others

  • separationB1

    the state of lacking unity

  • sexuality

    the properties that distinguish organisms on the basis of their reproductive rol

  • shallowB1

    lacking physical depth

  • shortlyB1

    for a short time

  • shuttle

    badminton equipment consisting of a ball of cork or rubber with a crown of feath

  • similarityB1

    the quality of being similar

  • simplifyB1

    make simpler or easier or reduce in complexity or extent

  • simulate

    reproduce someone's behavior or looks

  • simulation

    the act of imitating the behavior of some situation or some process by means of

  • simultaneouslyB1

    at the same instant

  • sin

    estrangement from god

  • singularA2

    unusual or striking

  • sketchB2

    preliminary drawing for later elaboration

  • skipB2

    bypass

  • slabC2

    block consisting of a thick piece of something

  • slashB2

    a wound made by cutting

  • slaveryB1

    the state of being under the control of another person

  • slotB1

    a position in a grammatical linguistic construction in which a variety of altern

  • snakeA1

    limbless scaly elongate reptile

  • sneezeB1

    a symptom consisting of the involuntary expulsion of air from the nose

  • sniffB2

    perceive by inhaling through the nose

  • socializeB2

    take part in social activities

  • sociallyB1

    by or with respect to society

  • sodium

    a silvery soft waxy metallic element of the alkali metal group

  • soluble

    (of a substance) capable of being dissolved in some solvent (usually water)

  • solute

    the dissolved matter in a solution

  • solventB2

    a liquid substance capable of dissolving other substances

  • sometimeB1

    at some indefinite or unstated time

  • sophisticate

    a worldly-wise person

  • spanB2

    to cover or extend over an area or time period

  • spatialC2

    pertaining to or involving or having the nature of space

  • specialtyB2

    an asset of special worth or utility

  • specificationC1

    a detailed description of design criteria for a piece of work

  • specimenC1

    an example regarded as typical of its class

  • spectrum

    an ordered array of the components of an emission or wave

  • sperm

    the male reproductive cell

  • sphereB1

    a particular environment or walk of life

  • splice

    a junction where two things (as paper or film or magnetic tape) have been joined

  • sponsorshipC1

    the act of sponsoring (either officially or financially)

  • spontaneousC1

    happening or arising without apparent external cause

  • sprayB2

    a pesticide in suspension or solution

  • stabilizeC2

    make stable and keep from fluctuating or put into an equilibrium

  • stackB2

    an orderly pile

  • stadiumA2

    a large structure for open-air sports or entertainments

  • stance

    standing posture

  • standardize

    cause to conform to standard or norm

  • static

    a crackling or hissing noise caused by electrical interference

  • statistical

    of or relating to statistics

  • statistically

    with respect to statistics

  • statisticsB2

    a branch of applied mathematics concerned with the collection and interpretation

  • stereotypeB2

    a conventional or formulaic conception or image

  • stimulus

    any stimulating information or event

  • straightforwardB2

    free from ambiguity

  • strandB2

    a pattern forming a unity within a larger structural whole

  • strategicB1

    relating to or concerned with strategy

  • strictlyB2

    restricted to something

  • stripeB1

    an adornment consisting of a strip of a contrasting color or material

  • sub

    a large sandwich made of a long crusty roll split lengthwise and filled with mea

  • subjective

    taking place within the mind and modified by individual bias

  • subset

    a set whose members are members of another set

  • substitution

    an event in which one thing is substituted for another

  • substrate

    the substance that is acted upon by an enzyme or ferment

  • subtleB2

    difficult to detect or grasp by the mind or analyze

  • subtractB2

    make a subtraction

  • sufficientlyB2

    to a sufficient degree

  • suicideB1

    the act of killing yourself

  • superA1

    of the highest quality

  • superiorB1

    of high or superior quality or performance

  • supposedlyB1

    believed or reputed to be the case

  • surgeonB1

    a physician who specializes in surgery

  • surgical

    of or relating to or involving or used in surgery

  • surplus

    a quantity much larger than is needed

  • susceptible

    (often followed by `of' or `to') yielding readily to or capable of

  • sustainableC1

    capable of being sustained

  • swapC1

    an equal exchange

  • swellB1

    increase in size, magnitude, number, or intensity

  • swordB1

    a cutting or thrusting weapon that has a long metal blade and a hilt with a hand

  • syllableB2

    a unit of spoken language larger than a phoneme

  • syllabus

    an integrated course of academic studies

  • symbolicB2

    relating to or using or proceeding by means of symbols

  • syndromeB1

    a complex of concurrent things

  • syntactic

    of or relating to or conforming to the rules of syntax

  • syntax

    the grammatical arrangement of words in sentences

  • synthesisC2

    the process of producing a chemical compound (usually by the union of simpler ch

  • syntheticC1

    not of natural origin

  • systematicB1

    characterized by order and planning

T

  • tech

    a school teaching mechanical and industrial arts and the applied sciences

  • technicallyB2

    with regard to technique

  • temporal

    the semantic role of the noun phrase that designates the time of the state or ac

  • temptB1

    dispose or incline or entice to

  • tenseB1

    in or of a state of physical or nervous tension

  • terminalB1

    station where transport vehicles load or unload passengers or goods

  • terminology

    a system of words used to name things in a particular discipline

  • terriblyB1

    used as intensifiers

  • textbookA2

    a book prepared for use in schools or colleges

  • theorem

    a proposition deducible from basic postulates

  • theoristB2

    someone who theorizes (especially in science or art)

  • therebyC1

    by that means or because of that

  • thermal

    rising current of warm air

  • thesisB2

    an unproved statement put forward as a premise in an argument

  • thicknessB2

    the dimension through an object as opposed to its length or width

  • threadB2

    a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in

  • threshold

    the starting point for a new state or experience

  • thumbB1

    the thick short innermost digit of the forelimb

  • tolerance

    the power or capacity of an organism to tolerate unfavorable environmental condi

  • tonB2

    a United States unit of weight equivalent to 2000 pounds

  • toxicB2

    of or relating to or caused by a toxin or poison

  • tractC1

    an extended area of land

  • traditionallyB1

    according to tradition

  • traitB2

    a distinguishing feature of your personal nature

  • trajectory

    the path followed by an object moving through space

  • transaction

    the act of transacting within or between groups (as carrying on commercial activ

  • transcribe

    write out from speech, notes, etc.

  • transcription

    something written, especially copied from one medium to another, as a typewritte

  • transformationB1

    a qualitative change

  • translationB2

    a written communication in a second language having the same meaning as the writ

  • transmissionB2

    the act of sending a message

  • transmitB2

    transfer to another

  • transparency

    permitting the free passage of electromagnetic radiation

  • transplant

    (surgery) tissue or organ transplanted from a donor to a recipient

  • traumaC1

    any physical damage to the body caused by violence or accident or fracture etc.

  • treatyB2

    a written agreement between two states or sovereigns

  • tremendousB1

    extraordinarily large in size or extent or amount or power or degree

  • triangleB2

    a three-sided polygon

  • tribeB2

    a social division of (usually preliterate) people

  • trickyB2

    not to be trusted

  • trivialB2

    (informal) small and of little importance

  • tropicalB1

    relating to or situated in or characteristic of the tropics (the region on eithe

  • tumorB2

    an abnormal new mass of tissue that serves no purpose

  • turbulentB2

    characterized by unrest or disorder or insubordination

  • tutorB2

    a person who gives private instruction (as in singing, acting, etc.)

U

  • ultimateB2

    furthest or highest in degree or order

  • undergraduateB2

    a university student who has not yet received a first degree

  • undermine

    destroy property or hinder normal operations

  • underneathB1

    on the lower or downward side

  • unemployedB1

    not engaged in a gainful occupation

  • unifyB1

    become one

  • unintelligible

    poorly articulated or enunciated, or drowned by noise

  • unity

    an undivided or unbroken completeness or totality with nothing wanting

  • unstable

    lacking stability or fixity or firmness

  • uplift

    (geology) a rise of land to a higher elevation (as in the process of mountain bu

  • upwardB1

    directed up

  • urine

    liquid excretory product

  • usageB1

    the act of using

  • utilityB2

    a company that performs a public service

  • utilizeB2

    put into service

  • utterance

    the use of uttered sounds for auditory communication

V

  • vagueB1

    not clearly understood or expressed

  • validB2

    well grounded in logic or truth or having legal force

  • validity

    the quality of being valid and rigorous

  • valve

    a structure in a hollow organ (like the heart) with a flap to insure one-way flo

  • variability

    the quality of being subject to variation

  • variance

    an event that departs from expectations

  • variant

    an event that departs from expectations

  • vector

    a variable quantity that can be resolved into components

  • vegetationC1

    all the plant life in a particular region or period

  • veinB1

    a blood vessel that carries blood from the capillaries toward the heart

  • velocity

    distance travelled per unit time

  • verbalB2

    communicated in the form of words

  • verticalC1

    at right angles to the plane of the horizon or a base line

  • viable

    capable of being done with means at hand and circumstances as they are

  • virtueB2

    the quality of doing what is right and avoiding what is wrong

  • vitaminB2

    any of a group of organic substances essential in small quantities to normal met

  • vocabularyA2

    a listing of the words used in some enterprise

  • volition

    the capability of conscious choice and decision and intention

  • vowelB1

    a speech sound made with the vocal tract open

W

  • watershed

    a ridge of land that separates two adjacent river systems

  • wavelength

    the distance (measured in the direction of propagation) between two points in th

  • weaveB2

    pattern of weaving or structure of a fabric

  • wheatB2

    annual or biennial grass having erect flower spikes and light brown grains

  • widespreadB1

    widely circulated or diffused

  • wisdomA2

    accumulated knowledge or erudition or enlightenment

  • workshopB1

    small workplace where handcrafts or manufacturing are done

Y

  • yeast

    a commercial leavening agent containing yeast cells