vitamin D vs calciferol

vitamin D and calciferol both are nouns.

Word	Noun	Adjective	Verb	Adverb
vitamin D	Yes	No	No	No
calciferol	Yes	No	No	No

As nouns, vitamin D and calciferol are synonyms defined as:

Other synonyms of vitamin D include cholecalciferol, D, ergocalciferol, viosterol.

vitamin D (noun)	calciferol (noun)
a fat-soluble vitamin that prevents rickets	a fat-soluble vitamin that prevents rickets