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View synonyms for obtuse

obtuse

[ uhb-toos, -tyoos ]

adjective

  1. not quick or alert in perception, feeling, or intellect; not sensitive or observant; dull.

    Synonyms: unobservant, dim, slow, boorish, gauche, imperceptive, blind, insensitive, tactless, unfeeling

  2. not sharp, acute, or pointed; blunt in form.
  3. (of a leaf, petal, etc.) rounded at the extremity.
  4. indistinctly felt or perceived, as pain or sound.


obtuse

/ əbˈtjuːs /

adjective

  1. mentally slow or emotionally insensitive
  2. maths
    1. (of an angle) lying between 90° and 180°
    2. (of a triangle) having one interior angle greater than 90°
  3. not sharp or pointed
  4. indistinctly felt, heard, etc; dull

    obtuse pain

  5. (of a leaf or similar flat part) having a rounded or blunt tip
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • obˈtusely, adverb
  • obˈtuseness, noun
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Other Words From

  • ob·tuse·ly adverb
  • ob·tuse·ness noun
  • sub·ob·tuse adjective
  • sub·ob·tuse·ly adverb
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Word History and Origins

Origin of obtuse1

First recorded in 1500–10; from Latin obtūsus “dulled,” past participle of obtundere, equivalent to ob- ob- + tūd-, variant stem of tundere “to beat” + -tus past participle suffix, with dt > s
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Word History and Origins

Origin of obtuse1

C16: from Latin obtūsus dulled, past participle of obtundere to beat down; see obtund
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Example Sentences

Willfully obtuse, perhaps, but that applies more to bad-faith viewers trying to get their hot takes to go viral.

He has never witnessed half of what he claims, and happily invents facts to support his obtuse and inerudite opinions.

From Salon

Humanity is in a dire situation, and anyone who doubts where this is going is being deliberately obtuse or lied to.

From Salon

While it would be obtuse to directly correlate the public turning against Gaga with the rise of American fascism, I don’t think it’s unfair to say that the two have no relation at all.

From Salon

Lynch’s works — his films, paintings and drawings, his groundbreaking television show or even his advertising spots — are famously obtuse.

From Salon

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obturateobtuse angle