cofunction

[ koh-fuhngk-shuhn ]
See synonyms for cofunction on Thesaurus.com
nounTrigonometry.

  1. the function of the complement of a given angle or arc: cosθ is the cofunction of sinθ.

Origin of cofunction

1
First recorded in 1905–10; co- + function

Words Nearby cofunction

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

Scientific definitions for cofunction

cofunction

[ kō′fŭngk′shən ]

  1. The trigonometric function of the complement of an angle. The tangent, for example, is the cofunction of the cotangent.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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