ILLUMINATE
verb. (-ting) 1 light up; make bright. 2 decorate (buildings etc.) With lights. 3 decorate (a manuscript etc.) With gold, colour, etc. 4 help to explain (a subject etc.). 5 enlighten spiritually or intellectually. 6 shed lustre on. ? illuminating adjective. Illumination none. Illuminative adjective. [latin lumen light]