单词 | protist |
释义 | protist[ proh-tist ] / ˈproʊ tɪst / nounany 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 protist1885–90; <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 protistpro·tis·tan [proh-tis-tuhn], /proʊˈtɪs tən/, adjective, nounpro·tis·tic, adjectiveWords nearby protistprothorax, 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
British Dictionary definitions for protistprotist / (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 protistC19: 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 protistprotist [ prō′tĭst ] 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 protistprotist [ 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. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
随便看 |
英语词典包含192737条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。