# fibracillin

> English word · Noun

## Definitions
1. A penicillin antibiotic.

## Etymology
From (clo)fibra(te) + -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/fibracillin