/ Dictionary / Index D dethatch: Meaning and Definition of Find definitions for: de•thatch Pronunciation: (dē-thach'), [key] — v.t. Hort. thatch (def. 7). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. detestation dethrone Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language