ergocalciferol ergo • ergodic · · · Info · Definitions · Synonyms · Characters · · ergocalciferol · · Text Latin · · Script 14 · · Length 6 · · Syllables Definitions · · · (noun) a fat-soluble vitamin that prevents rickets. Synonyms: vitamin D, calciferol, viosterol, cholecalciferol, D. · · Noun Definition 1 Synonyms · · · vitamin d · · Synonym 1 calciferol · · Synonym 2 viosterol · · Synonym 3 cholecalciferol · · Synonym 4 d · · Synonym 5 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072