To make understandable; clarify: “Cleverly made attacks can . . . serve to illuminate important differences between candidates”(New Republic).
To enlighten intellectually or spiritually; enable to understand.
To endow with fame or splendor; celebrate.
To adorn (a page of a book, for example) with ornamental designs, miniatures, or lettering in brilliant colors or precious metals.
To expose to or reveal by radiation.
verb, intransitive
To become lighted; glow.
To provide intellectual or spiritual enlightenment and understanding: “Once you decide to titillate instead of illuminate, you're on a slippery slope”(Bill Moyers).
To be exposed to or revealed by radiation.
noun(-nĭt)
One who has or professes to have an unusual degree of enlightenment.