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

So a lot of the focus is on changes to the bacterium and whether people have less immunity.

From BBC • Mar. 27, 2026

When the bacterium entered the bloodstream, it significantly boosted the growth and spread of existing tumors.

From Science Daily • Mar. 19, 2026

Grown on either sugar alone, the bacterium begins to divide rapidly, doubling in number every twenty minutes or so.

From "The Gene" by Siddhartha Mukherjee