# seropositivity

> English word · Noun

## Definitions
1. The quality or state of being seropositive, of having blood serum that tests positive for a given pathogen, especially HIV.
2. Seropositivity prevalence rate: synonym of seroprevalence.

## Etymology
From seropositive + -ity, or sero- + positivity.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/seropositivity