protozoan

CEFR: C1-C2 /pro-to-zoan/ [p.r.ow2.t.ah0.z.ow1.ah0.n]

Definition: A single-celled microscopic animal of a group of phyla of the kingdom Protista, such as an ameba, flagellate, ciliate, or sporozoan.

Example Sentences:

They have been considered animals, protozoans, fungi or space aliens.