Etymology

seroprevalence

S1E1R1O1P3R1E1V4A1L1E1N1C3E1

Today it means: The rate of seropositivity in a population; the proportion of a population whose blood serum tests positive for a given pathogen, especially HIV. Full definition →

English prevalence ← Latin serum ← Proto-Italic *serom
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The story

  1. Proto-Indo-European*ser-
  2. Proto-Indo-European*sér-o-
  3. Proto-Italic*serom
  4. Latinserum
  5. Englishserum
  6. Englishsero-
  7. Englishprevalence
  8. English todayseroprevalence

From sero- + prevalence.

Etymology from Wiktionary, CC BY-SA 4.0.