/ Dictionary / Index M megohmmeter: Meaning and Definition of Find definitions for: meg•ohm•me•ter Pronunciation: (meg'ōm-mē"tur), [key] — n. Elect. an instrument for measuring large resistances, esp. the resistance of insulation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. megohm megrim Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language