Definify.com
Webster 1913 Edition
Obtuse
Ob-tuse′
.Adj.
[
Com
par.
Obtuser
; sup
erl.
Obtusest
.] 1.
Not pointed or acute; blunt; – applied esp. to angles greater than a right angle, or containing more than ninety degrees.
2.
Not having acute sensibility or perceptions; not alert, especially to the feelings of others; dull; stupid;
as,
. obtuse
sensesMilton.
3.
Dull; deadened;
as,
. obtuse
soundJohnson.
Webster 1828 Edition
Obtuse
OBTU'SE
,Adj.
1.
Blunt; not pointed or acute. Applied to angles, it denotes one that is larger than a right angle, or more than ninety degrees.2.
Dull; not having acute sensibility; as obtuse senses.3.
Not sharp or shrill; dull; obscure; as obtuse sound.Definition 2024
obtuse
obtuse
English
Adjective
obtuse (comparative obtuser or more obtuse, superlative obtusest or most obtuse)
- (now chiefly botany, zoology) Blunt; not sharp.
- Intellectually dull or dim-witted.
- Indirect or circuitous.
- Of sound: deadened or muffled.
- (geometry) Of an angle: greater than 90 degrees but less than 180 degrees.
- (geometry) Of a triangle: with one obtuse angle.
Synonyms
- (intellectually dull): dense, dim, dim-witted, thick (informal)
- (of a sound): deadened, muffled
- (blunt): blunt, dull
- (of a triangle): obtuse-angled
Antonyms
- (intellectually dull): bright, intelligent, on the ball, quick off the mark, quick-witted, sharp, smart
- (of a sound): clear
- (blunt): pointed, sharp
- (of an angle): acute
- (of a triangle): acute, acute-angled
Derived terms
Related terms
Translations
botany, zoology: blunt
intellectually dull
indirect or circuitous
of a sound: deadened or mufled
of an angle
of a triangle — see obtuse-angled
Anagrams
Quotations
- For usage examples of this term, see Citations:obtuse.
Latin
Adjective
obtūse
- vocative masculine singular of obtūsus
References
- obtuse in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- Félix Gaffiot (1934), “obtuse”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.