Protozoan (noun) Definition, Meaning & Examples

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noun, plural pro·to·zo·ans, (especially collectively) pro·to·zo·a [proh-tuh-zoh-uh]. /ˌproʊ təˈzoʊ ə/.
  1. any of a diverse group of eukaryotes, of the kingdom Protista, that are primarily unicellular, existing singly or aggregating into colonies, are usually nonphotosynthetic, and are often classified further into phyla according to their capacity for and means of motility, as by pseudopods, flagella, or cilia.
adjective
  1. of, relating to, or characteristic of a protozoan.
noun plural -zoa (-ˈzəʊə) or -zoans
  1. any of various minute unicellular organisms formerly regarded as invertebrates of the phylum Protozoa but now usually classified in certain phyla of protoctists. Protozoans include flagellates, ciliates, sporozoans, amoebas, and foraminifers
adjective Also: protozoic
  1. of or relating to protozoans
Plural protozoans protozoa
    Protozoan (noun) Definition, Meaning & Examples

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