IPA: /ˈtæktʃuəl/
KK: /ˈtæktʃuəl/
Related to the sense of touch; involving or perceived through touch.
The tactual experience of the fabric was soft and smooth against my skin.
Tactual is formed from "tact" (from Latin "tactus", meaning touch) and the suffix "-ual" (meaning relating to). The word "tactual" refers to something that is related to or involves the sense of touch.
Think of 'tact' which relates to 'touch' — so 'tactual' means something that relates to the sense of touch.