/ Dictionary / Index M monitorial: Meaning and Definition of Find definitions for: mon•i•to•ri•al Pronunciation: (mon"i-tôr'ē-ul, -tōr'-), [key] — adj. of or pertaining to a monitor. monitory. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. monitor monitory Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language