obtuse
— Adjective
– English
～ of an angle; between 90 and 180 degrees
obtuse
— Adjective
– English
～ slow to learn or understand; lacking intellectual acuity; "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray; "dumb officials make some really dumb decisions"; "he was either normally stupid or being deliberately obtuse"; "worked with the slow students"
obtuse
— Adjective
– English
～ lacking in insight or discernment; "too obtuse to grasp the implications of his behavior"; "a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin"- Jasper Griffin
obtusely
— Adverb
– English
～ in a stupid manner; "he had so rapaciously desired and so obtusely expected to find her alone"
obtuseness
— Noun
– English
～ the quality of being slow to understand
obtuseness
— Noun
– English
～ the quality of lacking a sharp edge or point
obverse
— Noun
– English
～ the more conspicuous of two alternatives or cases or sides; "the obverse of this issue"
obverse
— Noun
– English
～ the side of a coin or medal bearing the principal stamp or design
obviate
— Verb
– English
～ prevent the occurrence of; prevent from happening; "Let's avoid a confrontation"; "head off a confrontation"; "avert a strike"
obviation
— Noun
– English
～ the act of preventing something by anticipating and disposing of it effectively
obvious
— Adjective
– English
～ easily perceived by the senses or grasped by the mind; "obvious errors"
obviously
— Adverb
– English
～ unmistakably (`plain' is often used informally for `plainly'); "the answer is obviously wrong"; "she was in bed and evidently in great pain"; "he was manifestly too important to leave off the guest list"; "it is all patently nonsense"; "she has apparently been living here for some time"; "I thought he owned the property, but apparently not"; "You are plainly wrong"; "he is plain stubborn"
obviousness
— Noun
– English
～ the property of being easy to see and understand
oca
— Noun
– English
～ South American wood sorrel cultivated for its edible tubers
ocarina
— Noun
– English
～ egg-shaped terra cotta wind instrument with a mouthpiece and finger holes
occam
— Noun
– English
～ English scholastic philosopher and assumed author of Occam's Razor (1285-1349)
occasion
— Noun
– English
～ the time of a particular event; "on the occasion of his 60th birthday"
occasion
— Noun
– English
～ an event that occurs at a critical time; "at such junctures he always had an impulse to leave"; "it was needed only on special occasions"