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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.

It may also shift the relationship between gut bacteria and brain activity in ways that are closely tied to appetite and food behavior.

From Science Daily • May 31, 2026

For 40 hours, Barnica waited in the hospital for the heartbeat to stop, with her cervix exposed to bacteria.

From Salon • May 27, 2026

Three doctors gathered and told the couple that the longer Waldorf’s cervix remained open and her uterus exposed to bacteria, the higher her risk of developing a life-threatening infection.

From Salon • May 27, 2026

Restarted weekly tests to determine the quality of Jersey's seawater have identified "unacceptable levels of bacteria in seawater" in some spots.

From BBC • May 25, 2026

Mitochondria are widely believed to descend from bacteria that long ago somehow became incorporated into one of our evolutionary ancestors.

From "1491" by Charles C. Mann




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