Obtuse meaning

ŏb-to͝os, -tyo͝os, əb-
Frequency:
Greater than 90 degrees and less than 180 degrees.

An obtuse angle.

adjective
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The definition of obtuse is someone who is slow to understand things.

An example of obtuse is someone who listens to a joke but doesn't understand the punchline.

adjective
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Slow to understand or perceive; dull or insensitive.
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The definition of obtuse is something that isn’t sharp.

An example of obtuse is a child’s pair of scissors.

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In mathematics, an angle greater than 90 degrees, but less than 180 degrees.
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Obtuse is defined as a general and dull sensation.

An example of obtuse is pain that is throughout a part of the body.

adjective
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Not sharp or pointed; blunt.
adjective
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A person who is slow to comprehend or understand, or who is dull or insensitive. We all know such people. See also abstruse.
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Not producing a sharp impression; not acute.

An obtuse pain.

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(now chiefly botany, zoology) Blunt; not sharp.
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Of sound: deadened or muffled.
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(geometry) Of an angle: greater than 90 degrees but less than 180 degrees.
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(geometry) Of a triangle: with one obtuse angle.
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Origin of obtuse

  • Middle English from Old French from Latin obtūsus past participle of obtundere to blunt obtund

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin obtusus, past participle of obtundere (“to strike at or upon, beat, blunt, dull"), from ob (“upon") + tundere (“to strike").

    From Wiktionary