operculate
— Adjective
– English
～ having an operculum
operculated
— Adjective
– English
～ having an operculum
operose
— Adjective
– English
～ characterized by effort to the point of exhaustion; especially physical effort; "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "set a punishing pace"
ophthalmic
— Adjective
– English
～ of or relating to or resembling the eye; "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light"; "ophthalmic defect"
ophthalmic
— Adjective
– English
～ of or relating to ophthalmology; "ophthalmic surgery"
opinionated
— Adjective
– English
～ obstinate in your opinions
opinionative
— Adjective
– English
～ obstinate in your opinions
opisthognathous
— Adjective
– English
～ having receding jaws
opponent
— Adjective
– English
～ characterized by active hostility; "opponent (or opposing) armies"
opportune
— Adjective
– English
～ suitable or at a time that is suitable or advantageous especially for a particular purpose; "an opportune place to make camp"; "an opportune arrival"; "an opportune time to receive guests"
opportunist
— Adjective
– English
～ taking immediate advantage, often unethically, of any circumstance of possible benefit
opportunistic
— Adjective
– English
～ taking immediate advantage, often unethically, of any circumstance of possible benefit
opposable
— Adjective
– English
～ capable of being placed opposite to something; "the thumb is opposable to the forefinger"
opposed
— Adjective
– English
～ being in opposition or having an opponent; "two bitterly opposed schools of thought"
opposing
— Adjective
– English
～ characterized by active hostility; "opponent (or opposing) armies"
opposite
— Adjective
– English
～ of leaves etc; growing in pairs on either side of a stem; "opposite leaves"
opposite
— Adjective
– English
～ being directly across from each other; facing; "And I on the opposite shore will be, ready to ride and spread the alarm"- Longfellow; "we lived on opposite sides of the street"; "at opposite poles"
opposite
— Adjective
– English
～ moving or facing away from each other; "looking in opposite directions"; "they went in opposite directions"
opposite
— Adjective
– English
～ characterized by opposite extremes; completely opposed; "in diametric contradiction to his claims"; "diametrical (or opposite) points of view"; "opposite meanings"; "extreme and indefensible polar positions"
opposite
— Adjective
– English
～ altogether different in nature or quality or significance; "the medicine's effect was opposite to that intended"; "it is said that opposite characters make a union happiest"- Charles Reade