seiche

(sās̸h)

noun

a natural, standing wave in the water of a lake, bay, etc., caused by changes in atmospheric pressure, seismic disturbances, winds, waves, tides, etc.: it continues after the generating force stops

Origin: < Swiss-Fr

See seiche in American Heritage Dictionary 4

noun
A wave that oscillates in lakes, bays, or gulfs from a few minutes to a few hours as a result of seismic or atmospheric disturbances.

Origin:

Origin: French dialectal, exposed lake bottom

Origin: , probably from French sèche

Origin: , feminine of sec, dry; see sec1

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