【简介】感谢网友“雕龙文库”参与投稿，这里小编给大家分享一些，方便大家学习。
arbiter
person with power to decide a matter in dispute; judge who is in a position ot make influential judgments; Ex. supreme arbiter of fashion in beachware
arbitrary
unreasonable or capricious; random; tyrannical; Ex. arbitrary ruler
arbitrate
act as judge
arboreal
of or living in trees
arboretum
place where different trees and shrubs are studied and exhibited
arcade
a covered passageway usually lined with shops
arcane
esoteric; secret; mysterious; known only to the initiated; Ex. arcane ritual; Ex. arcane process closed to the uninitiated listener
arch-
chief; first; Ex. archbishop
archaeology
study of artifacts and relics of early mankind
archaic
antiquated; no longer used; belonging to the past; N.
archetype
prototype; primitive pattern
archipelago
group of closely located islands
archives
public records; place where public records are kept
ardor
heat; passion; zeal; ADJ. ardent
arduous
hard; strenuous; Ex. arduous work
argot
slang; speech spoken by only a small group of people
aria
operatic solo; a song sung by one person in an opera or oratorio
arid
dry; barren; unproductive
aristocracy
hereditary nobility; privileged class; government by nobility; N. aristocrat
armada
fleet of warships
aromatic
fragrant; having a sweet smell; N. aroma: strong pleasant smell
arraign
charge in court; indict
array
marshal; draw up in order; arrange in order; clothe splendidly; adorn; N: fine clothes; ordered group; Ex. in battle array
arrears
being in debt; money that should have been paid; work that should have been done
arrhythmic
lacking rhythm or regularity; N. arrhythmia
arrogance
pride; haughtiness; ADJ. arrogant: unpleasantly self-important
arroyo
gully; narrow channel formed by rainwater
arsenal
storage place for military equipment
artery
blood-vessel; CF. vein
artful
exhibiting art or skill; deceitful; cunning; CF. artifice
articulate
effective; distinct; expressing ideas clearly; having clear sounds; having joints; Ex. articulate speech; V: express thoughts and feeling clearly; pronounce clearly; unite by joints
artifacts
object made by human beings, either hand-made or mass-produced
artifice
deception; trickery
artisan
a manually skilled worker
artless
without guile; open and honest
ascendancy
controlling influence; position of controlling influence; CF. in the ascendant
ascertain
find out for certain; make certain
ascetic
practicing self-denial; avoiding physical pleasures and comforts; austere; Ex. ascetic life of Buddhist monks; N. asceticism
ascribe
refer; attribute; assign
aseptic
preventing infection; having a cleansing effect
ashen
ash-colored; deadly pale
asinine
stupid; Ex. asinine remarks
askance
with a sideways or indirect look ; Ex. look askance at
askew
crookedly; slanted; at an angle
asperity
sharpness; roughness; severity ; Ex. asperities of a Russian winter
aspersion
slanderous remark; Ex. cast aspersions on
aspirant
seeker after position or status
aspire
seek to attain ; long for; Ex. aspire to become president; Ex. aspire to/after the leadership
assail
assault
assay
analyze ; evaluate
assent
agree; accept; N. assessment
assert
state strongly or positively; demand recognition of ; make a claim to ; Ex. assert ones independence
assiduous
diligent
assimilate
absorb; take into the body and digest it; understand completely and be able to use properly; cause to become homogeneous
assuage
mak less severe; ease or lessen ; satisfy ; soothe
assumption
something taken for granted; the taking over or taking possession of; Ex. her assumption of power; V. assume
assurance
firm statement that something is certainly true; promise or pledge; certainty; confidence in ones own ability; self-confidence; Ex. In spite of all his assurances, he did not come back; Ex. assurance of his loyalty; Ex. The teacher lacked assuranc
asteroid
small planet
astigmatism
eye defect which prevents proper focus; OP. stigmatism
astral
relating to the stars
astringent
binding; causing contraction ; harsh or severe; stringent; Ex. astringent criticism
astronomical
enormously large or extensive
astute
wise; shrewd; keen; seeing quickly something that is to ones advantage
asunder
into parts; apart; V. sunder
asylum
place of refuge or shelter; protection
asymmetric
not identical on both sides of a dividing central line
atavism
resemblance to remote ancestors rather than to parents; reversion to an earlier type; throwback; ADJ. atavistic
atheistic
denying the existence of God; N. atheism
atone
make amends for; pay for; Ex. atone for
atrocity
brutal deed; ADJ. atrocious
atrophy
wasting away; V: weaken and lose flesh and muscle
attentive
alert and watchful; listening carefully; paying attention; considerate; thoughtful; politely helpful; Ex. attentive audience; Ex. He was attentive to the old lady; N. attentions: act of courtesy and consideration
attenuate
make thin; weaken
attest
testify; bear witness
attire
clothe; N: clothing; array; apparel
attribute
essential quality; V: ascribe; explain
attrition
rubbing away by friction; gradual decrease in numbers or strength; reduction in the work force without firing employees; wearing away of opposition by means of harassment; Ex. a war of attrition
atypical
not normal; not typical
audacious
daring; bold; N. audacity
audit
examination of accounts of a business; official examination; V.
augment
increase; add to
augury
omen; prophecy; sign of coming events; V. augur: predict; foretell; be a sign of
august
impressive; majestic
aureole
suns corona; halo; bright circle of light
auroral
pertaining to the aurora borealis; CF. aurora australis
auspicious
favoring success; giving signs of future success; Cf. auspices
austere
forbiddingly stern; ascetic; without comfort or enjoyment; severely simple and unornamented; Ex. a monks austere life; Ex. austere grandeur of the cathedral; N. austerity
arbiter
person with power to decide a matter in dispute; judge who is in a position ot make influential judgments; Ex. supreme arbiter of fashion in beachware
arbitrary
unreasonable or capricious; random; tyrannical; Ex. arbitrary ruler
arbitrate
act as judge
arboreal
of or living in trees
arboretum
place where different trees and shrubs are studied and exhibited
arcade
a covered passageway usually lined with shops
arcane
esoteric; secret; mysterious; known only to the initiated; Ex. arcane ritual; Ex. arcane process closed to the uninitiated listener
arch-
chief; first; Ex. archbishop
archaeology
study of artifacts and relics of early mankind
archaic
antiquated; no longer used; belonging to the past; N.
archetype
prototype; primitive pattern
archipelago
group of closely located islands
archives
public records; place where public records are kept
ardor
heat; passion; zeal; ADJ. ardent
arduous
hard; strenuous; Ex. arduous work
argot
slang; speech spoken by only a small group of people
aria
operatic solo; a song sung by one person in an opera or oratorio
arid
dry; barren; unproductive
aristocracy
hereditary nobility; privileged class; government by nobility; N. aristocrat
armada
fleet of warships
aromatic
fragrant; having a sweet smell; N. aroma: strong pleasant smell
arraign
charge in court; indict
array
marshal; draw up in order; arrange in order; clothe splendidly; adorn; N: fine clothes; ordered group; Ex. in battle array
arrears
being in debt; money that should have been paid; work that should have been done
arrhythmic
lacking rhythm or regularity; N. arrhythmia
arrogance
pride; haughtiness; ADJ. arrogant: unpleasantly self-important
arroyo
gully; narrow channel formed by rainwater
arsenal
storage place for military equipment
artery
blood-vessel; CF. vein
artful
exhibiting art or skill; deceitful; cunning; CF. artifice
articulate
effective; distinct; expressing ideas clearly; having clear sounds; having joints; Ex. articulate speech; V: express thoughts and feeling clearly; pronounce clearly; unite by joints
artifacts
object made by human beings, either hand-made or mass-produced
artifice
deception; trickery
artisan
a manually skilled worker
artless
without guile; open and honest
ascendancy
controlling influence; position of controlling influence; CF. in the ascendant
ascertain
find out for certain; make certain
ascetic
practicing self-denial; avoiding physical pleasures and comforts; austere; Ex. ascetic life of Buddhist monks; N. asceticism
ascribe
refer; attribute; assign
aseptic
preventing infection; having a cleansing effect
ashen
ash-colored; deadly pale
asinine
stupid; Ex. asinine remarks
askance
with a sideways or indirect look ; Ex. look askance at
askew
crookedly; slanted; at an angle
asperity
sharpness; roughness; severity ; Ex. asperities of a Russian winter
aspersion
slanderous remark; Ex. cast aspersions on
aspirant
seeker after position or status
aspire
seek to attain ; long for; Ex. aspire to become president; Ex. aspire to/after the leadership
assail
assault
assay
analyze ; evaluate
assent
agree; accept; N. assessment
assert
state strongly or positively; demand recognition of ; make a claim to ; Ex. assert ones independence
assiduous
diligent
assimilate
absorb; take into the body and digest it; understand completely and be able to use properly; cause to become homogeneous
assuage
mak less severe; ease or lessen ; satisfy ; soothe
assumption
something taken for granted; the taking over or taking possession of; Ex. her assumption of power; V. assume
assurance
firm statement that something is certainly true; promise or pledge; certainty; confidence in ones own ability; self-confidence; Ex. In spite of all his assurances, he did not come back; Ex. assurance of his loyalty; Ex. The teacher lacked assuranc
asteroid
small planet
astigmatism
eye defect which prevents proper focus; OP. stigmatism
astral
relating to the stars
astringent
