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100WordsEveryHighSchoolGraduateShouldKnow 100wordsFebruary12,2012 ByVocabulary.com(NY)

WordsselectedbytheEditorsoftheAmericanHeritageDictionaries.PublishedbyHoughtonMifflinHarcourtPublishingCompany.

2.abrogate

revokeformally

3.abstemious

markedbytemperanceinindulgence

4.acumen

shrewdnessshownbykeeninsight

5.antebellum

belongingtoaperiodbeforeawarespeciallytheAmericanCivilWar

6.auspicious

auguringfavorablecircumstancesandgoodluck

7.belie

beincontradictionwith

8.bellicose

havingorshowingareadydispositiontofight

9.bowdlerize

editbyomittingormodifyingpartsconsideredindelicate

10.chicanery

theuseoftrickstodeceivesomeone(usuallytoextractmoneyfromthem)

11.chromosome

athreadlikestrandofDNAinthecellnucleusthatcarriesthegenesinalinearorder

12.churlish

havingabaddispositionsurly

13.circumlocution

anindirectwayofexpressingsomething

14.circumnavigate

travelaround,eitherbyplaneorship

15.deciduous

(ofplantsandshrubs)sheddingfoliageattheendofthegrowingseason

16.deleterious

harmfultolivingthings

17.diffident

showingmodestreserve

18.enervate

weakenmentallyormorally

19.enfranchise

grantfreedomtoasfromslaveryorservitude

20.epiphany

adivinemanifestation

21.equinox

eitheroftwotimesoftheyearwhenthesuncrossestheplaneoftheearth'sequatoranddayandnightareofequallength

22.euro

thebasicmonetaryunitofmostmembersoftheEuropeanUnion(introducedin1999)in2002twelveEuropeannations

(Germany,France,Belgium,Luxembourg,theNetherlands,Italy,Spain,Portugal,Ireland,Greece,Austria,Finland)adoptedthe

euroastheirbasicunitofmoneyandabandonedtheirtraditionalcurrencies

23.evanescent

tendingtovanishlikevapor

24.expurgate

editbyomittingormodifyingpartsconsideredindelicate

25.facetious

cleverlyamusingintone

26.fatuous

devoidofintelligence

27.feckless

generallyincompetentandineffectual

28.fiduciary

relatingtoorofthenatureofalegaltrust(i.e.theholdingofsomethingintrustforanother)

29.filibuster

(law)atacticfordelayingorobstructinglegislationbymakinglongspeeches

30.gamete

amaturesexualreproductivecellhavingasinglesetofunpairedchromosomes

31.gauche

lackingsocialpolish

32.gerrymander

divideunfairlyandtoone'sadvantageofvotingdistricts

33.hegemony

thedominanceorleadershipofonesocialgroupornationoverothers

34.hemoglobin

ahemoproteincomposedofglobinandhemethatgivesredbloodcellstheircharacteristiccolorfunctionprimarilyto

transportoxygenfromthelungstothebodytissues

35.homogeneous

allofthesameorsimilarkindornature

36.hubris

overbearingprideorpresumption

37.hypotenuse

thesideofarighttriangleoppositetherightangle

38.impeach

bringanaccusationagainstlevelachargeagainst

39.incognito

withoutrevealingone'sidentity

40.incontrovertible

impossibletodenyordisprove

41.inculcate

teachandimpressbyfrequentrepetitionsoradmonitions

42.infrastructure

thebasicstructureorfeaturesofasystemororganization

43.interpolate

insertwordsintotexts,oftenfalsifyingitthereby

44.irony

incongruitybetweenwhatmightbeexpectedandwhatactuallyoccurs

45.jejune

lackinginterestorsignificanceorimpact

46.kinetic

relatingtothemotionofmaterialbodiesandtheforcesassociatedtherewith

47.kowtow

bendthekneesandbowinaservilemanner

48.laissezfaire

thedoctrinethatgovernmentshouldnotinterfereincommercialaffairs

49.lexicon

areferencebookcontaininganalphabeticallistofwordswithinformationaboutthem

50.loquacious

fulloftrivialconversation

51.lugubrious

excessivelymournful

52.metamorphosis

astrikingchangeinappearanceorcharacterorcircumstances

53.mitosis

celldivisioninwhichthenucleusdividesintonucleicontainingthesamenumberofchromosomes

54.moiety

oneoftwo(approximately)equalparts

55.nanotechnology

thebranchofengineeringthatdealswiththingssmallerthan100nanometers(especiallywiththemanipulationofindividual

molecules)

56.nihilism

completedenialofallestablishedauthorityandinstitutions

57.nomenclature

asystemofwordsusedtonamethingsinaparticulardiscipline

58.nonsectarian

notrestrictedtoonesectorschoolorparty

59.notarize

authenticateasanotary

60.obsequious

attemptingtowinfavorfrominfluentialpeoplebyflattery

61.oligarchy

apoliticalsystemgovernedbyafewpeople

62.omnipotent

havingunlimitedpower

63.orthography

amethodofrepresentingthesoundsofalanguagebywrittenorprintedsymbols

64.oxidize

enterintoacombinationwithoxygenorbecomeconvertedintoanoxide

65.parabola

aplanecurveformedbytheintersectionofarightcircularconeandaplaneparalleltoanelementofthecurve

66.paradigm

astandardortypicalexample

67.parameter

aconstantintheequationofacurvethatcanbevariedtoyieldafamilyofsimilarcurves

68.pecuniary

relatingtoorinvolvingmoney

69.photosynthesis

synthesisofcompoundswiththeaidofradiantenergy(especiallyinplants)

70.plagiarize

takewithoutreferencingfromsomeoneelse'swritingorspeechofintellectualproperty

71.plasma

thecolorlesswateryfluidofthebloodandlymphthatcontainsnocells,butinwhichthebloodcells(erythrocytes,

leukocytes,andthrombocytes)aresuspended

72.polymer

anaturallyoccurringorsyntheticcompoundconsistingoflargemoleculesmadeupofalinkedseriesofrepeatedsimple

monomers

73.precipitous

extremelysteep

74.quasar

astarlikeobjectthatmaysendoutradiowavesandotherformsofenergymanyhavelargeredshifts

75.quotidian

foundintheordinarycourseofevents

76.recapitulate

summarizebriefly

77.reciprocal

concerningeachoftwoormorepersonsorthingsespeciallygivenordoneinreturn

78.reparation

somethingdoneorpaidinexpiationofawrong

79.respiration

asinglecompleteactofbreathinginandout

80.sanguine

confidentlyoptimisticandcheerful

81.soliloquy

speechyoumaketoyourself

82.subjugate

makesubservientforcetosubmitorsubdue

83.suffragist

anadvocateoftheextensionofvotingrights(especiallytowomen)

84.supercilious

havingorshowingarrogantsuperioritytoanddisdainofthoseoneviewsasunworthy

85.tautology

uselessrepetition

86.taxonomy

aclassificationoforganismsintogroupsbasedonsimilaritiesofstructureororiginetc

87.tectonic

pertainingtothestructureormovementoftheearth'scrust

88.tempestuous

characterizedbyviolentemotionsorbehavior

89.thermodynamics

thebranchofphysicsconcernedwiththeconversionofdifferentformsofenergy

90.totalitarian

characterizedbyagovernmentinwhichthepoliticalauthorityexercisesabsoluteandcentralizedcontrol

91.unctuous

unpleasantlyandexcessivelysuaveoringratiatinginmannerorspeech

92.usurp

seizeandtakecontrolwithoutauthorityandpossiblywithforcetakeasone'srightorpossession

93.vacuous

devoidofmatter

94.vehement

markedbyextremeintensityofemotionsorconvictionsinclinedtoreactviolentlyfervid

95.vortex

apowerfulcircularcurrentofwater(usuallytheresultofconflictingtides)

96.winnow

theactofseparatinggrainfromchaff

97.wrought

shapedtofitbyorasifbyalteringthecontoursofapliablemass(asbyworkoreffort)

98.xenophobia

afearofforeignersorstrangers

99.yeoman

informertimeswasfreeandcultivatedhisownland

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100.ziggurat

arectangulartieredtempleorterracedmounderectedbytheancientAssyriansandBabylonians