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circular function

 - 5 dictionary results

trigonometric function

 
–noun Mathematics.
1. Also called circular function. a function of an angle, as sine or cosine, expressed as the ratio of the sides of a right triangle.
2. any function involving only trigonometric functions and constants.
3. the generalization of these to functions of real or complex numbers.
Also called trig function (for defs. 1, 2).

Origin:
1905–10
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To circular function
circular function  
n.  See trigonometric function.
trigonometric function  
n.  A function of an angle expressed as the ratio of two of the sides of a right triangle that contains that angle; the sine, cosine, tangent, cotangent, secant, and cosecant. Also called circular function.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Science Dictionary
trigonometric function   (trĭg'ə-nə-mět'rĭk)  Pronunciation Key 


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A function of an angle, as the sine, cosine, or tangent, whose value is expressed as a ratio of two of the sides of the right triangle that contains the angle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
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