Protozoan Definition
prōtə-zōən
protozoa, protozoan
noun
Any of a subkingdom (Protozoa) of microscopic animals made up of a single cell or a group of more or less identical cells and living in water or as parasites, including ciliates, flagellates, rhizopods, and sporozoans.
Webster's New World
Any of numerous chiefly single-celled eukaryotic organisms, most of which move about freely and ingest food, including the amoebas, ciliates, flagellates, and apicomplexans. Protozoans along with certain algae, oomycetes, and some other groups make up the protists.
American Heritage
adjective
Of the protozoans.
Webster's New World
Of, pertaining to, or characteristic of a protozoan.
Wiktionary
Origin of Protozoan
From New Latin Prōtozōa former subkingdom name proto– -zōa pl. of -zōon -zoon
From American Heritage Dictionary of the English Language, 5th Edition
From New Latin Prōtozōa former subkingdom name proto– -zōa pl. of -zōon -zoon
From American Heritage Dictionary of the English Language, 5th Edition
-
From New Latin Protozoa +"Ž -an
From Wiktionary
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