illuminate

verb

• 1 [with object] light up:a flash of lightning illuminated the house figurativehis face was illuminated by a smile
• decorate (a building or structure) with lights for a special occasion.

• 2 (often as adjective illuminated) decorate (a page or initial letter in a manuscript) with gold, silver, or colored designs.

• 3 (usually as adjective illuminating) help to clarify or explain (a subject or matter):a most illuminating discussion