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Definitions

bacteria

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


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.

When rain falls on California shopping centers and warehouses, the water runs off parking lots carrying metal dust and chemicals from vehicle tires and brake pads, oil and grease from engines, and bacteria from trash.

From Los Angeles Times • Jun. 5, 2026

Daera said on Thursday that levels of bacteria from sewage or animal waste, were not high enough to pose a risk.

From BBC • Jun. 4, 2026

An analysis of his microbiome revealed a particular kind of a gut bacteria that is almost non-existent among modern humans.

From Barron's • Jun. 3, 2026

The study cannot prove whether gut bacteria drive the brain changes, whether the brain drives microbial changes, or whether another factor influences both.

From Science Daily • May 31, 2026

Once these bacteria get established in the body, they reproduce wildly.

From "Phineas Gage" by John Fleischman




Vocabulary lists containing bacteria


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