Rayleigh wave
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Related to Rayleigh wave: primary wave, Surface wave
Rayleigh wave
n.
A type of seismic surface wave that moves with a rolling motion, causing rock particles to vibrate in directions both perpendicular and parallel to the main direction of wave propagation. Rayleigh waves are slower than Love waves.
[After John William Strutt, Third Baron Rayleigh.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.