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Escherichia coli

American  
[esh-uh-rik-ee-uh koh-lahy] / ˌɛʃ əˈrɪk i ə ˈkoʊ laɪ /

noun

Bacteriology.
  1. E. coli.


Etymology

Origin of Escherichia coli

From New Latin; named after Theodor Escherich (died 1911), German physician + coli, genitive singular of Latin colon “large intestine,” used as a specific epithet for Escherichia; -ia colon 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The microbe used by Stephen Wallace, professor of chemical biotechnology at the University of Edinburgh, was Escherichia coli, better known as E. coli.

From BBC • Sep. 25, 2025

Water quality samples collected near the Camp Richardson Resort revealed elevated levels of Escherichia coli, commonly known as E. coli, according to the U.S.

From Los Angeles Times • Aug. 2, 2025

On the productivity side, vaccine candidate molecules are being made in basic model organisms like Escherichia coli.

From Science Daily • Jun. 19, 2024

One was Enterobacteriaceae,a large collection of microbes that includes Salmonella, Shigella, Escherichia coli and others, including many that can be pathogenic.

From Science Daily • Apr. 17, 2024

The organisms on its hit list included strains of Staphylococcus aureus, Escherichia coli and other pathogens that have become resistant to most antibiotics currently available.

From Los Angeles Times • Feb. 15, 2024