Phrase guide

E. coli

noun · 2 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈiː ˈkoʊ.laɪ/

1

noun

Meaning 1

Escherichia coli, a species of bacteria.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a species of bacterium normally present in intestinal tract of humans and other animals; sometimes pathogenic; can be a threat to food safety

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Escherichia coli

Antonyms: none provided

Broader terms: escherichia

History

Etymology

From an abbreviation of taxonomic name Escherichia coli.