/ Dictionary / Index M myoscope: Meaning and Definition of Find definitions for: my•o•scope Pronunciation: (mī'u-skōp"), [key] — n. an instrument for observing muscular contraction. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. myopsychopathy myosin 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