# meticillin

> English word · Noun · IPA /ˌmɛt.ɪˈsɪl.ɪn/

## Definitions
1. A semisynthetic form of penicillin C₁₇H₂₀N₂O₆S used especially in the form of its sodium salt against staphylococci which produce penicillinase.

## Etymology
From methy(l) + -cillin (“6-aminopenicillanic acid derivative”).

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