# PETase

> English word · Noun

## Definitions
1. Any of a family of enzymes that break down polyethylene terephthalate (“PET”) through hydrolysis into mono-(2-hydroxyethyl) terephthalate.

## Etymology
From PET (“polyethylene terephthalate”) + -ase.

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