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obtuse angle

noun
1.
an angle greater than 90° but less than 180°.
Origin
1560-1570
1560-70
Related forms
obtuse-angled, obtuse-angular
[uh b-toos-ang-gyuh-ler, -tyoos] /əbˈtusˈæŋ gyə lər, -ˈtyus/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for obtuse angle
  • At that point where the course suddenly alters to the northward an obtuse angle is formed.
  • The lips are plicate, the two halves of the lower lip joining at an obtuse angle.
  • The lower lip forms an obtuse angle to straight margin.
  • The wing brace dimensions will only vary on the wing with obtuse angle.
obtuse angle in Science
obtuse angle
  (ŏb-ts')   
An angle whose measure is between 90° and 180°. Compare acute angle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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obtuse angle in Culture

obtuse angle definition


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

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source

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