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SAT Vocabulary - O
4000 Commonly found words
105
English
11th Grade
09/04/2014
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Term
oaf
 Definition
awkward person
Term
obdurate
 Definition
unyielding
Term
obeisance
 Definition
homage, deference
Term
obelisk
 Definition
tall column, monument
Term
obese
 Definition
fat
Term
obfuscate
 Definition
bewilder, muddle
Term
obituary
 Definition
eulogy
Term
objective
 Definition
(adj.) unbiased
Term
objective
 Definition
(noun) goal
Term
objectivity
 Definition
impartiality
Term
oblation
 Definition
offering, sacrifice
Term
obligatory
 Definition
required
Term
oblige
 Definition
compel
Term
obliging
 Definition
accommodating, considerate
Term
oblique
 Definition
indirect
Term
obliquity
 Definition
perversity
Term
obliterate
 Definition
destroy
Term
oblong
 Definition
elliptical, oval
Term
obloquy
 Definition
slander
Term
obscure
 Definition
vague, unclear
Term
obsequious
 Definition
fawning, servile
Term
obsequy
 Definition
funeral ceremony
Term
observant
 Definition
watchful
Term
obsolete
 Definition
outdated
Term
obstinate
 Definition
stubborn
Term
obstreperous
 Definition
noisy, unruly
Term
obtain
 Definition
gain possession
Term
obtrusive
 Definition
forward, meddlesome
Term
obtuse
 Definition
stupid
Term
obviate
 Definition
make unnecessary
Term
Occident
 Definition
the West
Term
occlude
 Definition
block
Term
occult
 Definition
mystical
Term
octogenarian
 Definition
person in her eighties
Term
ocular
 Definition
optic, visual
Term
ode
 Definition
poem
Term
odious
 Definition
despicable
Term
odoriferous
 Definition
pleasant odor
Term
odyssey
 Definition
journey
Term
offal
 Definition
inedible parts of a butchered animal
Term
offertory
 Definition
church collection
Term
officiate
 Definition
supervise
Term
officious
 Definition
forward, obtrusive
Term
offset
 Definition
counterbalance
Term
ogle
 Definition
flirt
Term
ogre
 Definition
monster, demon
Term
oleaginous
 Definition
oily
Term
oligarchy
 Definition
aristocracy
Term
olio
 Definition
medley
Term
ominous
 Definition
threatening
Term
omnibus
 Definition
collection, compilation
Term
omnipotent
 Definition
all-powerful
Term
omniscient
 Definition
all-knowing
Term
onerous
 Definition
burdensome
Term
onslaught
 Definition
attack
Term
ontology
 Definition
the study of the nature of existence
Term
onus
 Definition
burden
Term
opaque
 Definition
nontransparent
Term
operative
 Definition
working
Term
operetta
 Definition
musical comedy
Term
opiate
 Definition
narcotic
Term
opine
 Definition
think
Term
opportune
 Definition
well-timed
Term
oppress
 Definition
persecute
Term
oppressive
 Definition
burdensome
Term
opprobrious
 Definition
abusive, scornful
Term
opprobrium
 Definition
disgrace
Term
oppugn
 Definition
assail
Term
opt
 Definition
decide, choose
Term
optimum
 Definition
best condition
Term
optional
 Definition
elective
Term
opulence
 Definition
wealth
Term
opus
 Definition
literary work or musical composition
Term
oracle
 Definition
prophet
Term
oration
 Definition
speech
Term
orator
 Definition
speaker
Term
orb
 Definition
sphere
Term
orchestrate
 Definition
organize
Term
ordain
 Definition
appoint
Term
orderly
 Definition
neat
Term
ordinance
 Definition
law
Term
ordnance
 Definition
artillery
Term
orient
 Definition
align
Term
orison
 Definition
prayer
Term
ornate
 Definition
lavishly decorated
Term
ornithology
 Definition
study of birds
Term
orthodox
 Definition
conventional
Term
oscillate
 Definition
waver
Term
ossify
 Definition
harden
Term
ostensible
 Definition
apparent, seeming
Term
ostentatious
 Definition
pretentious
Term
ostracize
 Definition
ban
Term
otherworldly
 Definition
spiritual
Term
otiose
 Definition
idle
Term
ouster
 Definition
ejection
Term
outmoded
 Definition
out-of-date
Term
outre
 Definition
eccentric
Term
outset
 Definition
beginning
Term
ovation
 Definition
applause
Term
overrule
 Definition
disallow
Term
overture
 Definition
advance, proposal
Term
overweening
 Definition
arrogant, forward
Term
overwhelm
 Definition
overpower
Term
overwrought
 Definition
overworked, high-strung
Term
ovum
 Definition
egg, cell
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