General English

General Science

  • noun the movement of the sea or water affected by tides away from a shore as the tide falls.
  • verb to move away from a shore, as the tide falls

Origin & History of “ebb”

Water that is ebbing is literally going ‘off’ or ‘away’. The word comes from west Germanic *abjon, a noun formed from *ab, ancestor of modern English of, off, which denoted removal or departure.