单词 | virion |
释义 | virion[ vahy-ree-on, vir-ee- ] / ˈvaɪ riˌɒn, ˈvɪr i- / nounthe infectious form of a virus as it exists outside the host cell, consisting of a nucleic acid core, a protein coat, and, in some species, an external envelope. Origin of virion<French virion (1959), equivalent to viri(en) viral (see virus, -ian) + -on-on1 Words nearby virionvirility, virilization, virilocal, -virinae, virino, virion, virl, viro-, virogene, virogenesis, viroid Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for virionvirion / (ˈvaɪrɪən) / nouna virus in infective form, consisting of an RNA particle within a protein covering Word Origin for virionC20: from vir (us) + ion 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 virionvirion [ vī′rē-ŏn′, vîr′ē- ] n.A complete viral particle, consisting of RNA or DNA surrounded by a protein shell and constituting the infective form of a virus. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for virionvirion [ vī′rē-ŏn′, vîr′ē- ] A complete viral particle, consisting of RNA or DNA surrounded by a protein shell and constituting the infective form of a virus. The shell, called a capsid, protects the interior core that includes the genome and other proteins. After the virion binds to the surface of a specific host cell, its DNA or RNA is injected into the host cell and viral replication occurs with eventual spread of the infection to other host cells. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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