# calprotectin

> English word · Noun

## Definitions
1. A calcium-binding protein that also functions as a cell growth inhibitory factor; its measurement in faeces is a test for inflammatory bowel disease.

## Etymology
From calcium + protect + -in.

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