rhythmic accumulations

rhythmic accumulations

[′rith·mik ə‚kyü·mə′lā·shənz]
(geology)
Regular patterns of ripples and cusps in sediment on the beach or the sea floor, formed by currents and waves.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
He will crisscross his own tracks in tight patterns, building dense rhythmic accumulations, playing with the music.