# cosine

(redirected from*cosines*)

Also found in: Dictionary, Thesaurus.

## cosine:

see trigonometry**trigonometry**

[Gr.,=measurement of triangles], a specialized area of geometry concerned with the properties of and relations among the parts of a triangle. Spherical trigonometry is concerned with the study of triangles on the surface of a sphere rather than in the plane; it is

**.....**Click the link for more information. .

## cosine

*of an angle*

a trigonometric function that in a right-angled triangle is the ratio of the length of the adjacent side to that of the hypotenuse; the sine of the complement

## COSINE

Cooperation for Open Systems Interconnection Networking in
Europe. A EUREKA project.

Want to thank TFD for its existence? Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content.

Link to this page: