parametric equation

noun Mathematics.

one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.

Origin of parametric equation

First recorded in 1905–10 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for parametric equations

parametric equations

pl n

a set of equations expressing a number of quantities as explicit functions of the same set of independent variables and equivalent to some direct functional relationship of these quantitiesa circle x²+y²=r² has parametric equations x=r cos θ and y=r sin θ in terms of the parameters r and θ

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