/ Dictionary / Index M miter gear: Meaning and Definition of Find definitions for: mi'ter gear" Pronunciation: [key] either of a pair of bevel gears of equal size for driving shafts at right angles to each other. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mitergate miter joint Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language