Definition of ripple marks in English:

ripple marks

Line breaks: rip¦ple marks

noun

A system of parallel wavy ridges and furrows left on sand, mud, or rock by the action of water or wind.
More example sentences
  • The second clue is that many of the rocks have very conspicuous ripple marks on, which at least at first glance resemble those we might find on a common day seashore.
  • The absence of symmetrical ripple marks indicates that the site of deposition was protected from wave action.
  • The pattern of ripple marks and other features locked in southwestern Utah's sandstone indicates that the mineral grains had been blown in from those directions.

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Word of the day middlescent
Pronunciation: ˌmɪdəˈlɛs(ə)nt
adjective
middle-aged, but still maintaining youthful interests and activities