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Vinony

seroprevalence

noun

  1. fraction of population testing positive for a disease
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Wiktionary

noun

Etymology: Etymology tree Proto-Indo-European *ser- Proto-Indo-European *sér-o-der. Proto-Italic *serom Latin serumder. English serum English sero- English prevalence English seroprevalence From sero- + prevalence.

  1. The rate of seropositivity in a population; the proportion of a population whose blood serum tests positive for a given pathogen, especially HIV.