/ Dictionary / Index I interferogram: Meaning and Definition of Find definitions for: in•ter•fer•o•gram Pronunciation: (in"tur-fēr'u-gram"), [key] — n. Optics. a photographic record of light interference patterns produced with an interferometer, used for recording shock waves and fluid flow patterns. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. interferential interferometer Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language