/ Dictionary / Index M MR scan: Meaning and Definition of Find definitions for: MR scan Pronunciation: [key] a medical examination performed with an MR scanner. an image obtained by examination with an MR scanner. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mrs MR scanner Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language