# superbug

> English word · Noun · frequency rank #94,303

## Definitions
1. A strain of bacteria that is resistant to many antibiotics (e.g., MDR, XDR).
2. Any pathogen resistant to many, even all, of the biocides or other agents used to treat similar pathogens.
3. An invasive insect, Bemisia tabaci, that is a major pest of vegetable crops, both directly and as a virus vector.

## Etymology
From super- + bug.

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