# mycobacterium

> English word · Noun · frequency rank #53,721

## Definitions
1. Any of many rod-shaped, aerobic bacteria, of the genus Mycobacterium, that cause diseases such as tuberculosis and leprosy.

## Etymology
From myco- + bacterium.

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