Sinusoid
Pronunciation : Si"nus*oid
Part of Speech : n.
Etymology : [Sinus + -oid.] (Geom.)
Definition : Defn: The curve whose ordinates are proportional to the sines of the abscissas, the equation of the curve being y = a sin x. It is also called the curve of sines.
Source : Webster's Unabridged Dictionary, 1913
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