/ Dictionary / Index L Lely: Meaning and Definition of Find definitions for: Le•ly Pronunciation: (lē'lē Du. lā'lē), [key] (Pieter van der Faes), 1618–80, Dutch painter in England. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Leloir LEM Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language