Illustrate v. t. : To make clear, bright, or luminous.

Illustrate v. t. : To set in a clear light; to exhibit distinctly or conspicuously.

Illustrate v. t. : To make clear, intelligible, or apprehensible; to elucidate, explain, or exemplify, as by means of figures, comparisons, and examples.

Illustrate v. t. : To adorn with pictures, as a book or a subject; to elucidate with pictures, as a history or a romance.

Illustrate v. t. : To give renown or honor to; to make illustrious; to glorify.

Illustrate a. : Illustrated; distinguished; illustrious.

Example:


Taxonomy
Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, Webster Online Dictionary with audio pronunciations, Custom Search, glossary, english, language, ESL, Search, Inflected, Etymology, Latin, illustratus, past participle, illustrare, lustrare.

Defination from the web:
illustrate from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... clear by giving or by serving as an example or instance c : to provide with visual features intended to explain or decorate <illustrate a book> ...