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Definitions from the Web

Protozoan

Noun

A single-celled microorganism belonging to the kingdom Protista, which are typically classified into various phyla based on their locomotion and morphology.

Example sentences:

1. The pond water teemed with colorful protozoans under the microscope.
2. Various protozoans can cause diseases such as malaria and amoebic dysentery.
3. The microbiologist studied the behavior of the protozoan in controlled laboratory conditions.

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