dihydrotachysterol

[ dahy-hahy-droh-tuh-kis-tuh-rawl, -rol ]

noun

, Pharmacology.

1. a white, crystalline, water-insoluble sterol, C 28 H 46 O, derived from ergosterol: used chiefly in the treatment of hypoparathyroidism.

Word History and Origins

Origin of dihydrotachysterol¹

di- ¹ + hydro- ² + tachy- + sterol