/ Dictionary / Index M motorize: Meaning and Definition of Find definitions for: mo•tor•ize Pronunciation: (mō'tu-rīz"), [key] — -ized, -iz•ing. to furnish with a motor, as a vehicle. to supply with motor-driven vehicles, usually in the place of horses and horse-drawn vehicles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: motorize (Thesaurus) motorist motor lodge Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language