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virulence

Pronunciation: vir'yu-lens

Definition: The disease-evoking severity of a pathogen; numerically expressed as the ratio of the number of cases of overt infection to the total number infected, as determined by immunoassay.

[L. virulentia, fr. virulentus, poisonous]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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