# serosity

> English word · Noun

## Definitions
1. The quality or state of being serous.
2. A thin watery animal fluid, resembling serum, such as synovial fluid or pericardial fluid.

## Etymology
Compare French sérosité. See serous.

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