# dimethyl

> English word · Noun · IPA /daɪˈmiː.θɪl/ · frequency rank #52,270

## Definitions
1. Two methyl groups in a molecule.

## Etymology
From di- + methyl.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/dimethyl