adj. In the form of a wave, especially one whose amplitude varies in proportion to the sine of some variable (such as time).
the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to a sinusoid; like a sinusoid.
The Century Dictionary and Cyclopedia
Of or pertaining to the sinusoid.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. having a succession of waves or curves
Word Usage
"This reminds us of the fact that in acoustics, a series of discrete frequency values is coordinated to a linear partial differential equation (if boundary values are given) namely the sinusoidal periodic solutions."