# acetylation

> English word · Noun · frequency rank #70,435

## Definitions
1. The reaction of a substance with acetic acid or one of its derivatives; the introduction of one or more acetyl groups into a substance.

## Etymology
From acetylate + -ion.

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