[ -hī-drŏk′sē-kō′lĭ-kăl-sĭf′ə-rôl′, -rōl′ ]
A metabolite of vitamin D3 that is produced primarily in the liver and is the circulating form of vitamin D in the body. It promotes intestinal absorption of calcium and is used in the treatment of rickets.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.