/ Dictionary / Index O overgrowth: Meaning and Definition of Find definitions for: o•ver•growth Pronunciation: (ō'vur-grōth"), [key] — n. a growth overspreading or covering something. excessive growth: to prune a young tree so as to prevent overgrowth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: overgrowth (Thesaurus) overgrow overhand Related Content Daily Word Quiz: dispel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language