/ Dictionary / Index W white light: Meaning and Definition of Find definitions for: white' light' Pronunciation: [key] light perceived by the eye as having the same color as sunlight at noon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. white lie white lightning Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language