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Definition of Obtuse
1. Adjective. Of an angle; between 90 and 180 degrees.
Antonyms: Acute
2. Adjective. (of a leaf shape) rounded at the apex.
3. Adjective. Lacking in insight or discernment. "A purblind oligarchy that flatly refused to see that history was condemning it to the dustbin"
4. Adjective. Slow to learn or understand; lacking intellectual acuity. "Worked with the slow students"
Exact synonyms: Dense, Dim, Dull, Dumb, Slow
Similar to: Stupid
Derivative terms: Denseness, Dullness, Dumbness, Obtuseness, Slowness, Slowness
Similar to: Stupid
Derivative terms: Denseness, Dullness, Dumbness, Obtuseness, Slowness, Slowness
Definition of Obtuse
1. a. Not pointed or acute; blunt; -- applied esp. to angles greater than a right angle, or containing more than ninety degrees.
Definition of Obtuse
1. dull [adj -TUSER, -TUSEST] : OBTUSELY [adv] - See also: dull
Medical Definition of Obtuse
1. Blunt or rounded at the apex, the converging edges separated by an angle greater than 90 degrees. (09 Oct 1997)