# mesothelin

> English word · Noun

## Definitions
1. A protein found in mesothelial cells and overexpressed in several human tumors.

## Etymology
From mesothelial + -in.

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