WordWeb Online

1. Artwork that helps make something clear or attractive
    
2. Showing by example
   - exemplification
    
3. An item of information that is typical of a class or group
   "this patient provides a typical illustration of the syndrome";
   - example, instance, representative, exemplum
    
4. A visual representation (a picture or diagram) that is used to make some subject more pleasing or easier to understand

Derived forms: illustrations

Type of: art, artwork, demo, demonstration, graphics, information, nontextual matter, representation

Encyclopedia: Illustration