# microbacillus

> English word · Noun

## Definitions
1. A very small, rod-shaped bacillus.

## Etymology
From micro- + bacillus.

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