pernicious (redirected from sin)

pernicious /per·ni·cious/ (per-nish´us) tending toward a fatal issue.

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per·ni·cious (pr-nshs)

adj.

Tending to cause death or serious injury; deadly.

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pernicious

tending to a fatal issue.

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pernicious anemia

a form of anemia in humans caused by a genetically determined lack of the intrinsic factor, which normally is produced by the stomach mucosa. The deficiency results in inadequate and abnormal formation of erythrocytes, and failure to absorb vitamin B₁₂. Not reported in animals.