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trigonometric function

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English

Noun

trigonometric function (plural trigonometric functions)

  1. (trigonometry) Any function of an angle expressible as the ratio of two of the sides of a right triangle that has that angle (e.g., sine), or that subtracts 1 from such a ratio or subtracts such a ratio from 1 (e.g., coversed sine).
    Hypernym: function
    Coordinate term: antitrigonometric function
    Coordinate term: hyperbolic function
    Hyponyms: cosine function, cotangent function, cosecant function, secant function, sine function, subsine function, tangent function

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