pupillomotor

adjective
pu·​pil·​lo·​mo·​tor | \ ˌpyü-pə-lō-ˈmōt-ər How to pronounce pupillomotor (audio) \

Medical Definition of pupillomotor

: having a motor influence on or involving alteration of the pupil of the eye pupillomotor nerve fibers a pupillomotor reflex