7001 - 8000 Vocabulary List for Visiting Scholars in the USA - Page 26

Word Type Used in a Sentence Synonym
obliterate verb He tried to obliterate all trace of her name. to do away with completely
oblivious adj. He seemed oblivious to the rules against that. lacking all memory; forgetful
oblong adj. Her swimming pool was in an oblong shape. long with rounded ends
obscene adj. On parting he made an obscene gesture. offensive to accepted standards of decency
obsess verb He seemed to obsess on the idea of sex. to preoccupy the mind excessively
obsolete adj. The telex is an obsolete machine in America. no longer in use
ointment noun The ointment protected against sunburn. a highly viscous salve
omen noun That vulture could be considered an omen. something that portends good or evil
omission noun Not listing Mary as a winner was an ommission. failing to mention or write
omnipotent adj. In days of old the KIng was omnipotent. having unlimited power, authority
opaque adj. She wanted opaque paint on the walls. not reflecting light; having no luster
opportune adj. Today has become an opportune time to ask. right for a purpose
optic adj. The explosion damaged his optic nerve. of or relating to the eyes
optimistic adj. I am optimistic about an good outcome. one who expects a favorable outcome
opulence noun His mansion reflected extreme opulence. exhibits extravagant wealth
ordain verb The outcome seemed to be ordained. prearranged; predestined
verb He was ordained as a Baptist Pastor. confer holy orders on
ordeal noun The ordeal of battle came to an end. difficult or painful experience
ordinal adj. He obtained the ordinal rank of second. word numbers; first, second, sixth
orthodox adj. He did not do it in an orthodox manner. adhering to a commonly accepted way