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单词 protist
释义

protist

[ proh-tist ]
/ ˈproʊ tɪst /

noun

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 and blue-green algae or may distribute the organisms between the kingdoms Plantae and Animalia according to dominant characteristics.

Origin of protist

1885–90; <New Latin Protista (neuter plural) name of the kingdom <Greek prṓtistos (masculine singular) the very first, superlative of prôtos first; see proto-

OTHER WORDS FROM protist

pro·tis·tan [proh-tis-tuhn], /proʊˈtɪs tən/, adjective, nounpro·tis·tic, adjective

Words nearby protist

prothorax, prothrombin, prothrombin accelerator, prothrombinase, prothrombin test, protist, Protista, protistology, protium, proto-, protoactinium
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for protist

  • The work includes also the few earlier observations of the “psychic life of the protist.”

    The Riddle of the Universe at the close of the nineteenth century|Ernst Haeckel

British Dictionary definitions for protist

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 fungiSee also protoctist

Word Origin for protist

C19: from New Latin Protista most primitive organisms, from Greek prōtistos the very first, from prōtos first
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for protist

protist
[ prōtĭst ]

n.

A unicellular, eukaroytic organism belonging to the former taxonomic kingdom Protista.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for protist

protist
[ prōtĭst ]

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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2025/1/24 17:49:39