Meaning of COTANGENT in English

COTANGENT

transcription, транскрипция: [ (ˌ)kō-ˈtan-jənt, ˈkō-ˌ ]

noun

Etymology: New Latin cotangent-, cotangens, from co- + tangent-, tangens tangent

Date: 1635

1. : a trigonometric function that for an acute angle is the ratio between the leg adjacent to the angle when it is considered part of a right triangle and the leg opposite

2. : a trigonometric function cot θ that is equal to the cosine divided by the sine for all real numbers θ for which the sine is not equal to zero and is exactly equal to the cotangent of an angle of measure θ in radians

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.