/ Dictionary / Index M magnifier: Meaning and Definition of Find definitions for: mag•ni•fi•er Pronunciation: (mag'nu-fī"ur), [key] — n. a person or thing that magnifies. a lens or combination of lenses that magnifies an object; magnifying glass. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: magnifier (Thesaurus) magnifico magnify 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