alfacalcidol
Noun. 1-hydroxycholecalciferol, an analogue of vitamin D used as a supplement in humans and as a poultry feed additive.This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.