tropin


tro·pine

T0380000 (trō′pēn′, -pĭn) also tro·pin (-pĭn)n. A white, crystalline, poisonous alkaloid, C8H15NO, obtained chiefly by hydrolysis of atropine.
[From atropine.]

tropin

(ˈtrəʊpɪn) na hormone released in the body by a certain gland and which produces a response in other glands, stimulating the release of other hormones