# trypsin

> English word · Noun · IPA /ˈtɹɪp.sɪn/ · frequency rank #77,297

## Definitions
1. A digestive enzyme that cleaves peptide bonds (a serine protease)

## Etymology
From Ancient Greek τρῖψις (trîpsis, “rubbing”) + -in, since the substance was first found on rubbing down the pancreas with glycerine.

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