illumination

noun

1. 1

   painting or drawing included in a book (especially in illuminated medieval manuscripts)

2. 2

   the luminous flux incident on a unit area

3. 3

   an interpretation that removes obstacles to understanding

   the professor's clarification helped her to understand the textbook

4. 4

   the degree of visibility of your environment

5. 5

   a condition of spiritual awareness; divine illumination

   follow God's light