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SAT > Direct Hits Science & Social Sciences Vocabulary 8 > Flashcards

Direct Hits Science & Social Sciences Vocabulary 8 Flashcards

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SAT® Prep flashcards
1
Q

Catalyst

A

in chemistry, a catalyst is a subtance (such as an enzyme) that accelerates the rate of a chemical reaction at some temperature, but without itself being transformed or consumed by the reaction. In everyday usage a catalyst is any agent that provokes or triggers change.

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2
Q

Caustic

A

in chemistry, a caustic substance is one that burns or destroys organic tissue by chemical action. Hydrofluoric acid and silver nitrate are examples of caustic substances. In everday usage, a caustic comment is one that hurts of burns.

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3
Q

Crystallize

A

in chemistry, crystallization is the process by which cystals are formed. In everdya isage, to crystallize means to give a definite form to an idea or plan.

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4
Q

Innate

A

inorn; natural

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5
Q

Succint

A

concise

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6
Q

Osmosis

A

in chemostry, osmosis refers to the diffusion of a fluid through a sem-permeable membrance until there is an equal concentration of fluid on both sides of the membrane. In everyday usage, osmosis refers to a gradual, often unconcious process of assimilation.

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7
Q

Assimilating

A

absorbing and integrating

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8
Q

Sedentary

A

in ecology, animals that are sedentary remain or live in one area. In everyday usage, sedentary means settles and therefore accustomed to sitting or doing little exercise.

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9
Q

Corpulent

A

overweight, obese

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10
Q

Virulent

A

in medical science, virulent refers to a disease or toxin that is ectremely infectious, malignant, or poisnous. In everyday usage, virulent refers to language that is bitterly hostile, hateful, and antagonistic.

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11
Q

Empirical

A

in science, empirical means originating in or based on direct observation and experience. empiral data can then be used to support of reject a hypothesis. In everyday language, empirical means to be guided by practical expericne, not theory.

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12
Q

Daunting

A

intimidating

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13
Q

Entomology

A

the sceintific study of insects

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14
Q

Mystified

A

confused

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15
Q

Surmise

A

deduce, theorize

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16
Q

Etymology

A

a branch of linguistics concerned with the history and derivation of words.

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17
Q

Gestate

A

in science, gestate means to carry within the uterus from conception to delivery. In everyday language, gestate means to concieve and dvelop in the mind.

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18
Q

Cathartic

A

purgative, either physically or emtionally; cleansing

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19
Q

Encompass

A

include

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20
Q

Denouement

A

ending, resolution

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21
Q

Paradigm

A

in science, a paradigm is a framework or model of thought

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22
Q

Refuted

A

proved false

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23
Q

Entrepreneur

A

a person who organizes and manages a business or enterprise

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24
Q

Lucarative

A

very profitable

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25
Q

Extravagant

A

excessive and therefore lacking restraint

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26
Q

Avarice, Cupidity

A

excessive desire for wealth; greed; covetousness

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27
Q

Glut, Plethora, Surfeit

A

a surplus or excess of something

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28
Q

Destitute, Impoverished, Indigent

A

very poor, lacking basic resources

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29
Q

Affluent, Opulent

A

very rich, having abundant rsources

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30
Q

Munificent

A

very generous

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31
Q

Philanthropic

A

generous to socially useful purposes because of a love of humanity

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32
Q

Parismonious

A

excessively cheap with money; stingy

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33
Q

Depreciation

A

any decrease of loss in vlaue by age, wear, or market conditions

34
Q

Remunerate

A

to compensate; to make payment for; to pay a person

35
Q

Accord

A

a formal concurrence, agreement, or harmony of minds

36
Q

Enlighten, Edify

A

to inform, instruct, illuminatte, and thus remove darkness and ignorance

37
Q

Erudite

A

learned, literate, authoritative

38
Q

Appeasement

A

the policy of granting concessions to maintain peace

39
Q

Nullify

A

to make null; declare invalid

40
Q

Triumvirate

A

a group or association of three leaders

41
Q

Pretext

A

an excuse; an alleged cause

42
Q

Watershed

A

critical point that marks a change of course; a turning point

43
Q

Consensus

A

a general agreement

44
Q

Autocrat, Despot

A

a ruler or other person with unlimited power and authority

45
Q

Manifesto

A

a public declaration of beliefs, policies, or intentions

46
Q

Enfranchise

A

to endow with the rights of citizenship, especially the right to vote

47
Q

Disenfranchise

A

to deprive of some privilege or right, especially the right to vote

48
Q

Coerce

A

to force to act or think in a certain way by use of pressure, threats, or torture; to compel

49
Q

Egalitarian

A

favoring social equality; believing in a society in which all people have equal political, economic, and civil rights

50
Q

Demarcation

A

the settling or marking of boundariess or limits, as a line of demarcation

51
Q

Heresy

A

false beliefs

52
Q

Stigmatized

A

branded

53
Q

Ameliorate

A

to make a situation better

54
Q

Exacerbate

A

to make a situation worse

55
Q

Desiccated

A

thoroughly dried out; lifeless, totally arid

56
Q

Contiguous

A

sharing an edge or boundary; touching

57
Q

Archipelago

A

chain of islands

58
Q

Proximity

A

two objects are very near in space of time

59
Q

Pertinent

A

relevant; to the point; clearly illustrative of a major point

60
Q

Predecessor

A

someting that followed or came before

61
Q

Complicity

A

association or participation in a wrongful act

62
Q

Exonerate, Exculpate

A

to free from guilt or blame

63
Q

Indisputable

A

not open to question ; undeniable; irrefutable

64
Q

Precedent

A

an act or instance that is used as an example in dealing with sibsequent similar instances

65
Q

cede, ceed, cess

A

to go

66
Q

Cede

A

to admit a point in an argument

67
Q

Accede

A

to go along with, to agree to

68
Q

Concede

A

to yield to, agree to a loss in an election

69
Q

Intercede

A

to go between two litigants

70
Q

Precede

A

to go before

71
Q

Recede

A

to go back

72
Q

Secede

A

to go arpat, to leave a group, like the Union

73
Q

Exceed

A

to go beyond the ordinary

74
Q

Accession

A

a going to, like an accession to the throne

75
Q

Recession

A

a going back, a decline in the economy

76
Q

Unprecedented

A

without previous example, never known before

77
Q

Malfeasance

A

misconduct or wrongdoing, especially by a public official; intentionally performing an act that is illegal

78
Q

Blatantly

A

unmistakably

79
Q

Misfeasance

A

performing a perfectly legal act, but in a mistaken or erroneous manner

80
Q

Nonfeasance

A

failure to act when the position one occupies requires one to act

81
Q

Probity

A

integrity and uprightness; honesty; high moral standards

SAT (12 decks)

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