# rifamycin

> English word · Noun

## Definitions
1. Any of a group of antibiotics, a subclass of the ansamycins, which are synthesized either naturally by the bacterium Amycolatopsis mediterranei or artificially.

## Etymology
From French Rif(ifi) (“a French crime film”) + am(ino)- + -mycin (“antibiotic”).

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