parametric adjective. [parǝ'mɛtrɪk] M19.
[from PARAMETER after meter, metric.]
1. Chiefly Math. Of or pertaining to a parameter or parameters. M19.
parametric curve: obtained by keeping constant one of the parameters in the parametric equations of a surface. parametric equalizer an electronic device or computer program which allows a part of the frequency range of a signal to be selected and altered in strength. parametric equation any of a set of equations each of which expresses one of the coordinates of a curve or surface as a function of one or more parameters.

2. Electronics. Designating devices and processes in which amplification or frequency conversion is obtained by applying a signal to a non-linear device modulated by a pumping frequency, so that there is a transfer of power from the latter. M20.

■ parametrically adverb in terms of a parameter or parameters L19.

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