antipernicious anemia factor

Definitions of antipernicious anemia factor
  1. noun
    a B vitamin that is used to treat pernicious anemia
    synonyms: cobalamin, cyanocobalamin, vitamin B12
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    type of:
    B, B complex, B vitamin, B-complex vitamin, vitamin B, vitamin B complex
    originally thought to be a single vitamin but now separated into several B vitamins
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