il·lus·tra·tion /ˌɪləsˈtreʃən ||ɪˌlʌs-/
1. The act of illustrating; the act of making clear and distinct; education; also, the state of being illustrated, or of being made clear and distinct.
2. That which illustrates; a comparison or example intended to make clear or apprehensible, or to remove obscurity.
3. A picture designed to decorate a volume or elucidate a literary work.
n 1: artwork that helps make something clear or attractive
2: showing by example [syn: exemplification]
3: an item of information that is representative of a type;
"this patient provides a typical example of the syndrome";
"there is an example on page 10" [syn: example, instance,
4: a visual representation (a picture or diagram) that is used
make some subject more pleasing or easier to understand