Definition of "tideless" [tide•less]

• Without tides; nontidal. (adjective)

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• "Here was no fast current, but a tideless stretch of forty miles which must be rowed unless a fair wind blew."
• "Least irritation, least effort, the ideal existence: a jellyfish floating in a tideless, tepid, twilight sea."
• "Over the land which we were crossing, the tideless ocean had once been half a mile deep, and now the only trace of moisture was the hoarfrost one could sometimes find in caves which the searing sunlight never penetrated."