/ Dictionary / Index D dewater: Meaning and Definition of Find definitions for: de•wa•ter Pronunciation: (dē-wô'tur, -wot'ur), [key] — v.t. to remove the water from; drain; dehydrate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Dewar vessel dewberry Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language