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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.

The study also showed that gut bacteria play an important role in the process.

From Science Daily • May 28, 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

Of course, not all shipwrecks find themselves in such relatively hospitable conditions—the Titanic, for instance, is slowly being gobbled up by iron-eating bacteria.

From The Wall Street Journal • May 22, 2026

Excessive abdominal noise is an uncommon, but not unprecedented, presenting symptom of infection with the bacteria Clostridium difficile, which can be fatal.

From "Turtles All the Way Down" by John Green




Vocabulary lists containing bacteria


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