cotangent

/koh-tan-juhnt, koh-tan-/US // koʊˈtæn dʒənt, ˈkoʊˌtæn- //UK // (kəʊˈtændʒənt) //

正切线,正切,共切线,共切

Definitions

n.名词 noun

1
Trigonometry.
- : the ratio of the side adjacent to a given angle to the side opposite.
- : the tangent of the complement, or the reciprocal of the tangent, of a given angle or arc. Abbreviation: cot, ctn