Astronomy, Physics. gravitational wave.
a wave created by the action of gravity on local variations in the density of a stratified fluid, as the atmosphere, or at an interface between fluids of different density, as a liquid and a gas.
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Origin of gravity wave
First recorded in 1875–80
Words nearby gravity wave
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for gravity wave
a wave propagated in a gravitational field, predicted to occur as a result of an accelerating mass
a surface wave on water or other liquid propagated because of the weight of liquid in the crests
Symbol: gravitational wave
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012