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Definitions

bacteria

[bak-teer-ee-uh] / bækˈtɪər i ə /
NOUN
microorganisms
Synonyms


Example Sentences

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Silver helps combat bacteria associated with tooth decay, while fluoride helps strengthen the mineral structure of teeth and resist further damage.

From Science Daily ● Oct. 26, 2026

For the past two decades, scientists have largely concentrated on the bacteria responsible for these infections.

From Science Daily ● Oct. 23, 2026

At the same time, the macrophages become less effective at fighting the bacteria that triggered the infection in the first place.

From Science Daily ● Oct. 23, 2026

This combination creates a deceptive target for the immune system, making the particles resemble unusually large bacteria that cannot be broken down.

From Science Daily ● Oct. 23, 2026

The site of this biological battle between the immune system and bacteria swells up and turns red.

From "Phineas Gage" by John Fleischman

Plague is a disease caused by the Yersinia pestis bacterium, the same pathogen that killed millions of people in Europe during the Middle Ages.

From Barron's ● Oct. 7, 2026

The bacterium that causes the plague, Yersinia pestis, found among rodents such as marmots in the area.

From BBC ● Oct. 7, 2026

It uses a harmless bacterium to insert DNA into the rootstock exactly where it is needed to give the tree resistance.

From The Wall Street Journal ● Sep. 19, 2026

The team found DNA from Yersinia pestis - the bacterium that causes plague - in 18 of the 46 people tested.

From Science Daily ● Sep. 15, 2026

A bacterium uses roughly a million bits of information—which is about 100 printed pages.

From "Cosmos" by Carl Sagan


Vocabulary lists containing bacteria

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