cholecalciferol

[koh-luh-kal-sif-uh-rawl, -rol, kol-uh-]

noun

1. vitamin D.

cholecalciferol

/ ˌkəʊlɪkælˈsɪfəˌrɒl /

noun

1. Also: vitamin D3. a compound occurring naturally in fish-liver oils, used to treat rickets. Formula: C 27 H 44 O See also calciferol

cholecalciferol

1. See vitamin D ₃

Word History and Origins

Origin of cholecalciferol¹

First recorded in 1930–35; chole- + calci- + -fer + -ol ¹

Example Sentences

When we are talking about vitamin D in humans, what we really mean is Vitamin D3, also known as cholecalciferol. 

From Scientific American

Vitamin D3, or cholecalciferol, is more readily absorbed by the body and more potent than vitamin D2, or ergocalciferol, the form often found in multivitamins.

From Reuters