An Etymological Dictionary of Astronomy and Astrophysics

A wave on a fluid surface, of sufficiently short wavelength, in which gravity is the dominant influence.

Etymology (EN): Of unknown origin, perhaps frequentative of rip (v.) “to tear apart.”

Etymology (PE): Cinâv, literally “water wrinkle,” from cin “fold, plait, wrinkle” + âv, variant of âb, → water.