# hydroxylase

> English word · Noun · frequency rank #68,306

## Definitions
1. Any of several enzymes that catalyze the oxidation of compounds by the introduction of hydroxyl groups.

## Etymology
From hydroxyl + -ase.

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