Source : Webster's Revised Unabridged Dictionary (1913)

Tactual \Tac"tu*al\, a. [See {Tact}.] (Physiol.)
   Of or pertaining to the sense, or the organs, of touch;
   derived from touch.

         In the lowest organisms we have a kind of tactual sense
         diffused over the entire body.           --Tyndall.

Source : WordNet®

tactual
     adj 1: of or relating to or proceeding from the sense of touch;
            "haptic data"; "a tactile reflex" [syn: {haptic}, {tactile}]
     2: producing a sensation of touch; "tactile qualities"; "the
        tactual luxury of stroking silky human hair" [syn: {tactile}]