sine wave

noun Physics.
a periodic oscillation, as simple harmonic motion, having the same geometric representation as a sine function.

1890–95 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
sine wave
any oscillation, such as a sound wave or alternating current, whose waveform is that of a sine curve

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Computing Dictionary

sine wave definition

A waveform of a single constant frequency and amplitude that continues for all time.
Compare wavelet.

The Free On-line Dictionary of Computing, © Denis Howe 2010
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Example sentences
Across the canyon, a sine wave snakes across a boulder.
They then fit a smooth sine wave to the data points, to get the solid wavy line.
The offset sine wave drive signal was used for this calculation.
The top sine wave is the test frequency, and the bottom sine wave represents a signal from the reference.
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