Il·lus·trate v. t. [imp. & p. p. Illustrated p. pr. & vb. n. Illustrating ]
1. To make clear, bright, or luminous.
Here, when the moon illustrates all the sky. --Chapman.
2. To set in a clear light; to exhibit distinctly or conspicuously.
To prove him, and illustrate his high worth. --Milton.
3. To make clear, intelligible, or apprehensible; to elucidate, explain, or exemplify, as by means of figures, comparisons, and examples.
4. To adorn with pictures, as a book or a subject; to elucidate with pictures, as a history or a romance.
5. To give renown or honor to; to make illustrious; to glorify. [Obs.]
Matter to me of glory, whom their hate
Illustrates. --Milton.