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单词 calcitriol
释义

WordReference Random House Unabridged Dictionary of American English © 2024
cal•cit•ri•ol  (kal sitrē ôl′, -ol′),USA pronunciation n. 
  1. Biochemistrya vitamin D compound, C27H44O3, occurring in humans as a hormone derived from cholesterol, that acts in the regulation and absorption of calcium.
  2. Drugs[Pharm.]a preparation of this compound, used in the treatment of osteoporosis and bone fracture.
  • apparently calci(um) + triol 1975–80

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