bacterium

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.

One lowly bacterium possesses a flagellum—a tiny tail or rotor.

From The Wall Street Journal • Apr. 16, 2026

Flea-borne typhus is caused by the bacterium Rickettsia typhi.

From Los Angeles Times • Apr. 3, 2026

An initial genetic analysis of the bacterium causing the outbreak was concluded on Thursday.

From BBC • Mar. 20, 2026

Small mutations can have a big impact on the behaviour of the bacterium.

From BBC • Mar. 20, 2026

Reed favored the idea that a bacterium, first identified by Italian scientists and usually found in swamps, was the culprit.

From "An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793" by Jim Murphy