/ Dictionary / Index D downlight: Meaning and Definition of Find definitions for: down•light Pronunciation: (doun'līt"), [key] — n. a lamp, often a light bulb set in a metal cylinder, mounted on or recessed into the ceiling so that a beam of light is directed downward. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Downing Street downlink Related Content Daily Word Quiz: topography Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language