/ Dictionary / Index M macro lens: Meaning and Definition of Find definitions for: mac'ro lens" Pronunciation: (mak'rō), [key] — Photog. Photog. a lens used to bring into focus objects very close to the camera. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. macrolecithal macrolinguistics Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language