| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024ob•tuse /əbˈtus, -ˈtyus/USA pronunciation adj. - not quick or alert in the ability to understand or feel;
insensitive;
dull:an obtuse mind. - (of an angle) greater than 90° but less than 180°.
ob•tuse•ness, n. [uncountable]] WordReference Random House Unabridged Dictionary of American English © 2024ob•tuse (əb to̅o̅s′, -tyo̅o̅s′),USA pronunciation adj. - not quick or alert in perception, feeling, or intellect;
not sensitive or observant;
dull. - not sharp, acute, or pointed;
blunt in form. - Botany(of a leaf, petal, etc.) rounded at the extremity.
- indistinctly felt or perceived, as pain or sound.
- Latin obtūsus dulled (past participle of obtundere), equivalent. to ob- ob- + tūd-, variant stem of tundere to beat + -tus past participle suffix, with dts
- 1500–10
- 1.See corresponding entry in Unabridged unfeeling, tactless, insensitive; blind, imperceptive, unobservant; gauche, boorish; slow, dim.
Collins Concise English Dictionary © HarperCollins Publishers:: obtuse /əbˈtjuːs/ adj - mentally slow or emotionally insensitive
- (of an angle) lying between 90° and 180°
- not sharp or pointed
- indistinctly felt, heard, etc; dull: obtuse pain
- (of a leaf or similar flat part) having a rounded or blunt tip
Etymology: 16th Century: from Latin obtūsus dulled, past participle of obtundere to beat down; see obtundobˈtusely adv obˈtuseness n |