What is the meaning of Cosine?

(n.) The sine of the complement of an arc or angle. See Illust. of Functions.
Webster's Revised Unabridged Dictionary
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APAWebster's. (2011). cosine. Retrieved September 23, 2026, from http://smartdefine.org/cosine/definitions/1991989
ChicagoWebster's. 2011. "cosine" http://smartdefine.org/cosine/definitions/1991989 (accessed September 23, 2026).
HarvardWebster's 2011, cosine, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/cosine/definitions/1991989>.
MLAWebster's. "cosine" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/cosine/definitions/1991989>
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