cyclopentolate

noun
cy·​clo·​pen·​to·​late | \ ˌsī-klō-ˈpen-tə-ˌlāt, ˌsik-lō- How to pronounce cyclopentolate (audio) \

Medical Definition of cyclopentolate

: an anticholinergic drug used especially in the form of its hydrochloride C17H25NO3·HCl to dilate the pupil of the eye for ophthalmologic examination — see cyclogyl