/ Dictionary / Index L LIF: Meaning and Definition of Find definitions for: LIF Pronunciation: [key] Lifetime (a cable television channel). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lieve Lifar Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language