moving ridge

Từ điển WordNet v3.1 - WordNet Dictionary

noun

one of a series of ridges that moves across the surface of a liquid (especially across a large body of water)
• Syn:
wave
• Derivationally related forms:
wavelet (for: wave)
• Hypernyms:
movement, motion
• Hyponyms:
surf, breaker, breakers, wake, backwash,
swash, ripple, rippling, riffle, wavelet, swell,
crestless wave, lift, rise, billow, surge, tidal wave,
tidal wave, roller, roll, rolling wave, comber,
whitecap, white horse