/ Dictionary / Index R rear projection: Meaning and Definition of Find definitions for: rear' projec'tion Pronunciation: [key] — Motion Pictures. Motion Pictures. the projection of filmed action or stills on a translucent screen in front of which actors are lit and filmed: used to simulate an outdoor or location background in the studio. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rearmost rear sight Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language