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acute angle

acute angle in Science
acute angle  

An angle whose measure is between 0° and 90°. Compare obtuse angle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Examples from the Web for acute angle
Historical Examples
  • At the bottom of the falls the river turns an acute angle and flows to the west.

    One Day's Courtship Robert Barr
  • Suddenly we turned into a valley, at an acute angle with our previous road.

  • Then both our chins assumed an acute angle and remained thus.

  • As in the triangle aei, let the angle at i, be taken for an acute angle.

    The Way To Geometry Peter Ramus
  • The third part, That it is greater than any acute angle; is manifest out of the 23.

    The Way To Geometry Peter Ramus
  • A piece of steel on a helmet, presenting an acute angle to the front.

    The Sailor's Word-Book William Henry Smyth
  • He struck it at an acute angle, and that showed him he had made a good line.

    A Simpleton Charles Reade
  • It is perforated near the most acute angle and also through the base.

    The Archaeology of the Yakima Valley Harlan Ingersoll Smith
  • They glided as far as the acute angle of the Rialto and turned back.

    On the Eve Ivan Turgenev
  • Already the adventurers could peer down upon it at an acute angle.

    Darkness and Dawn George Allan England
acute angle in Culture

acute angle definition


An angle that measures less than ninety degrees but more than zero degrees. (Compare obtuse angle and right angle.)

The 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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