Standard Lemma guide

superbug

noun · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A strain of bacteria that is resistant to many antibiotics (e.g., MDR, XDR).

Definition source: English Wiktionary via Wiktextract

Usage: informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any pathogen resistant to many, even all, of the biocides or other agents used to treat similar pathogens.

Definition source: English Wiktionary via Wiktextract

Usage: informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

An invasive insect, Bemisia tabaci, that is a major pest of vegetable crops, both directly and as a virus vector.

Definition source: English Wiktionary via Wiktextract

Usage: US

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

a strain of pest accidentally imported into Florida from the Middle East then spread to California where it is a very serious pest feeding on almost all vegetable crops and poinsettias

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Bemisia tabaci, poinsettia strain

Antonyms: none provided

Broader terms: sweet-potato whitefly

5

noun

Meaning 5

a strain of bacteria that is resistant to all antibiotics

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: bacteria, bacterium

History

Etymology

Etymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Italic *super Latin super Latin super-lbor. English super- English bug English superbug From super- + bug.

Across languages

Translations

7 source translations are retained for this English entry.

  • Chinese Mandarin: 超級細菌 /超级细菌 (chāojí xìjūn) — a strain of bacteria that is resistant to many antibiotics
  • French: superbactérie — a strain of bacteria that is resistant to many antibiotics
  • German: Killerkeime — a strain of bacteria that is resistant to many antibiotics
  • German: Super-Erreger — a strain of bacteria that is resistant to many antibiotics
  • Greek: υπερβακτήριο (ypervaktírio) — a strain of bacteria that is resistant to many antibiotics
  • Italian: superbatterio — a strain of bacteria that is resistant to many antibiotics
  • Spanish: superbacteria — a strain of bacteria that is resistant to many antibiotics