haptics

noun

1. (uncountable)The study of the sense of touch.
2. (uncountable)The study of user interfaces that use the sense of touch.

   “Future work of this research field will include two issues: the safety and psychology of haptics.”

   “2008, Manuel Ferre (editor), Haptics: Perception, Devices and Scenarios: 6th International Conference: EuroHaptics, Madrid, Spain, June 2008: Proceedings, LNCS 5024.”

   “However haptics is more than that. Haptic perceptions range from minor interactions in everyday life, eg, drinking from a glass or writing this text, to a means of social communication, eg shaking hands”