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.
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
An initial genetic analysis of the bacterium causing the outbreak was concluded on Thursday.
From BBC • Mar. 20, 2026
In animal models of human breast cancer, the presence of this bacterium sped up tumor growth and increased the spread of cancer cells from the breast to the lungs.
From Science Daily • Mar. 19, 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
![]()
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.