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protist
[ proh-tist ]
noun
, Microbiology
- any of various one-celled organisms, classified in the kingdom Protista, that are either free-living or aggregated into simple colonies and that have diverse reproductive and nutritional modes, including the protozoans, eukaryotic algae, and slime molds: some classification schemes also include the fungi and the more primitive bacteria or may distribute the organisms between the kingdoms Plantae and Animalia according to dominant characteristics.
protist
/ ˈprəʊtɪst /
noun
- (in some classification systems) any organism belonging to the kingdom Protista, originally including bacteria, protozoans, algae, and fungi, regarded as distinct from plants and animals. It was later restricted to protozoans, unicellular algae, and simple fungi See also protoctist
protist
/ prō′tĭst /
- Any of a large variety of usually one-celled organisms belonging to the kingdom Protista (or Protoctista). Protists are eukaryotes and live in water or in watery tissues of organisms. Some protists resemble plants in that they produce their own food by photosynthesis, while others resemble animals in consuming organic matter for food. Protist cells are often structurally much more elaborate than the cells of multicellular plants and animals. Protists include the protozoans, most algae, diatoms, oomycetes, and the slime molds.
- Also called protoctist
- See Table at taxonomy
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Other Words From
- pro·tis·tan [proh-, tis, -t, uh, n], adjective noun
- pro·tis·tic [proh-, tis, -tik], adjective
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Word History and Origins
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Word History and Origins
Origin of protist1
C19: from New Latin Protista most primitive organisms, from Greek prōtistos the very first, from prōtos first
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Compare Meanings
How does protist compare to similar and commonly confused words? Explore the most common comparisons:
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Example Sentences
Some of its members are more related to animals or plants than to other protists.
He’s a contributor to Phylonyms and has written chapters about protists.
The work includes also the few earlier observations of the “psychic life of the protist.”
From Project Gutenberg
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