/ Dictionary / Index E enlighten: Meaning and Definition of Find definitions for: en•light•en Pronunciation: (en-līt'n), [key] — v.t. to give intellectual or spiritual light to; instruct; impart knowledge to: We hope the results of our research will enlighten our colleagues. to shed light upon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: enlighten (Thesaurus) enlarger enlightenment Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language