Webster's Revised Unabridged Dictionary · 1913

ergocalciferol

ergocalciferol , noun

vitamin D2, one of the D vitamins, a group of related substances that prevent rickets.

Text from the public-domain GNU Collaborative International Dictionary of English, derived from Webster's Revised Unabridged Dictionary (1913). Definitions marked with were added by later GCIDE contributors and are not in the original 1913 edition.

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