cholecalciferol

American

[koh-luh-kal-sif-uh-rawl, -rol, kol-uh-] / ˌkoʊ lə kælˈsɪf əˌrɔl, -ˌrɒl, ˌkɒl ə- /

noun

vitamin D.

cholecalciferol British

/ ˌkəʊlɪkælˈsɪfəˌrɒl /

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

cholecalciferol Scientific

/ kō′lĭ-kăl-sĭf′ə-rôl′,-rōl′ /

See vitamin D ₃

Etymology

Origin of cholecalciferol

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023