From Longman Dictionary of Contemporary Englishenlightenen‧light‧en /ɪnˈlaɪtn/ verb [transitive] formalEXPLAIN to explain something to someoneenlighten somebody as to/on/about something Baldwin enlightened her as to the nature of the experiment. —enlightening adjective→ See Verb table
Examples from the Corpus
enlighten• Although it covers everything from Texas to California, the Arizona section is especially enlightening.• His speeches at maneuver conferences were always logical and enlightening, and one could not help respecting his extraordinary ability.• Trying two or three jobs at once can be an enlightening experience.• I see teaching as an opportunity to enlighten students, not just inform them.• Students would have been in the position of enlightening the faculty, and that would disrupt the existing hierarchy.• It can also be enlightening to ask about the circumstances of the original referral.• They enlighten us on the mystery, we are grateful to them, we trust them and then we buy their product.enlighten somebody as to/on/about something• All the great politicians of the time came to lecture and enlighten us as to the possible benefits that Independence would bring. 