Thesaurus.com
Dictionary.com
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.

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

Researchers also found that beneficial gut bacteria and prebiotic fibers could help reduce some of these long-term effects and support healthier eating behaviors later in life.

From Science Daily • May 21, 2026

DNA evidence revealed bacteria associated with oral health problems, including dental disease, but there was no indication of widespread epidemic infections.

From Science Daily • May 19, 2026

The most severe form of Legionella bacteria infection leads to Legionnaires’ disease, a serious and potentially deadly type of pneumonia, the CDC says.

From Los Angeles Times • May 18, 2026

During the run Brian lost twelve pounds, mostly in fluids, though he drank river water constantly to make up for it, and his hands became infected from bacteria in the water.

From "The River" by Gary Paulsen




Vocabulary lists containing bacteria


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "bacteria" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com