epicritic

adjective Physiology.

1. noting or pertaining to a discriminating responsiveness to small variations in pain or temperature stimuli (opposed to protopathic).

adjective

1. (of certain nerve fibres of the skin) serving to perceive and distinguish fine variations of temperature or touch

adj.

1. Of, relating to, or mediating the ability to discriminate slight differences in sensory stimuli, especially of touch and temperature.