nontextual

adjective

1. of or relating to a text: textual errors.
2. based on or conforming to the text, as of the Scriptures: a textual interpretation of the Bible.

adjective

1. of or relating to a text or texts
2. based on or conforming to a text

adj.late 14c., from Latin textus (see text) + -al (1). Related: Textually.