illustrational

[il-uh-strey-shuh-nl]

adjective

of, relating to, or characteristic of illustrations: illustrational art.
used for purposes of illustration; serving to illustrate; illustrative.

Origin of illustrational

First recorded in 1880–85; illustration + -al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019