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sinusoid: Meaning and Definition of

si•nus•oid

Pronunciation: (sī'nu-soid"), [key]
— n. Math.
  1. a curve described by the equation y = a sin x, the ordinate being proportional to the sine of the abscissa.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
Sinus of Valsalva sinusoidal
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