obtuse angle


noun

an angle greater than 90° but less than 180°.

Origin of obtuse angle

First recorded in 1560–70

OTHER WORDS FROM obtuse angle

ob·tuse-an·gled, ob·tuse-an·gu·lar [uh b-toos-ang-gyuh-ler, -tyoos] /əbˈtusˈæŋ gyə lər, -ˈtyus/, adjective

Scientific definitions for obtuse angle

obtuse angle
[ ŏb-tōōs ]

An angle whose measure is between 90° and 180°. Compare acute angle.

Cultural definitions for obtuse angle

obtuse angle

An angle that measures more than 90 degrees but less than 180 degrees. (Compare acute angle and right angle.)