Definition of "tidal" []

• Relating to or affected by tides: the tidal maximum; tidal pools; tidal waters. (adjective)
• Dependent on or scheduled by the time of high tide: a tidal ferry. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "A sea-bred boy would not have stayed a day on Earraid, which is only what they call a tidal islet, and, except, in the bottom of the neaps, can be entered and left twice in every twenty-four hours, either dry-shod, or, at the most, by wading."
• "A sea-bred boy would not have stayed a day on Earraid; which is only what they call a tidal islet; and except in the bottom of the neaps, can be entered and left twice in every twenty-four hours, either dry-shod, or at the most by wading."
• "A sea-bred boy would not have stayed a day on Earraid; which is only what they call a tidal islet, and except in the bottom of the neaps, can be entered and left twice in every twenty-four hours, either dry-shod, or at the most by wading."