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Meaning of tidal

tid•al

Pronunciation: (tīd'l), [key]
— adj.
  1. of, pertaining to, characterized by, or subject to tides: a tidal current.
  2. dependent on the state of the tide as to time of departure: a tidal steamer.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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