Home › Words › E › ergocalciferolergocalciferolergocalciferol means constituent of vitamin D₁ and vitamin D₂.EtymologyFrom ergo- + calciferol. The calciferous ergosterol.nounConstituent of vitamin D₁ and vitamin D₂.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.lumisterol 77% match — Constituent of vitamin D₁. vs ergocalciferol →calciferol 77% match — Vitamin D₃ (C₂₇H₄₄O) vs ergocalciferol →cholecalciferol 71% match — Vitamin D₃ vs ergocalciferol →sitocalciferol 69% match — vitamin D₅ vs ergocalciferol →ercalcitriol 69% match — A dihydroxy- derivative of vitamin D2 that occurs in some plants. vs ergocalciferol →calcifediol 64% match — A prehormone which is produced by hydroxylation of vitamin D₃ (cholecalciferol) in the liver. vs ergocalciferol →calciol 64% match — cholecalciferol (vitamin D₃) vs ergocalciferol →calcitriol 64% match — A physiologically active metabolic derivative C₂₇H₄₄O₃ of cholecalciferol (1,25-dihydroxycholecalciferol) that is synthesized in the liver and kidney and stimulates the intestinal absorption of calcium. vs ergocalciferol →