Source : Webster's Revised Unabridged Dictionary (1913)

Textual \Tex"tu*al\, a. [OE. textuel, F. textuel.]
   1. Of, pertaining to, or contained in, the text; as, textual
      criticism; a textual reading. --Milton.

   2. Serving for, or depending on, texts. --Bp. Hall.

   3. Familiar with texts or authorities so as to cite them
      accurately. ``I am not textuel.'' --Chaucer.

Source : WordNet®

textual
     adj : of or relating to or based on a text; "textual analysis"