| 单词 | protoctist |
| 释义 | protoctist/ (prəʊˈtɒktɪst) / noun(in modern biological classifications) any unicellular or simple multicellular organism belonging to the kingdom Protoctista, which includes protozoans, algae, and slime moulds Word Origin for protoctistC19: from New Latin protoctista, perhaps from Greek prototokos first born Words nearby protoctistprotocal, protochordate, protocol, protocols, protocontinent, protoctist, Protoctista, protodeacon, protoderm, protodiastolic, protodiastolic gallop 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 protoctistprotoctist [ prō′tək-tĭst ] n.A eukaroytic, unicellular organism belonging to the kingdom Protoctista, which includes protozoa, slime molds, and certain algae. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for protoctistprotoctist [ prə-tŏk′tĭst ] See protist. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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