'vitamin B12' definitions:
Definition of 'vitamin B12'
From: WordNet
noun
A B vitamin that is used to treat pernicious anemia [syn: vitamin B12, cobalamin, cyanocobalamin, antipernicious anemia factor]
Definition of 'vitamin B12'
From: GCIDE
- vitamin B12 \vitamin B12\ n. a B vitamin that is used to treat pernicious anemia.
- Syn: cobalamin, cyanocobalamin. [WordNet 1.5]