Meaning of the word bacterium in English

What does bacterium mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

bacterium

US /bækˈtɪr.i.əm/
UK /bækˈtɪr.i.əm/

Noun

1.

a type of very small organism that lives in air, earth, water, plants, and animals, often one that causes disease:

Example:
an illness caused by bacteria in drinking water
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