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picornavirus

[pi-kawr-nuh-vahy-ruh s, -kawr-nuh-vahy-]
noun, plural pi·cor·na·vi·rus·es.
  1. any of a group of small, RNA-containing viruses of the family Picornaviridae, infectious to humans and other animals, and including the poliovirus and the rhinoviruses that cause the common cold.
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Origin of picornavirus

1960–65; pico- (in the sense “very small”) + RNA + virus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for picornavirus

picornavirus

noun
  1. any one of a group of small viruses that contain RNA; the group includes polioviruses, rhinoviruses, coxsackie viruses, and the virus that causes foot-and-mouth disease
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Word Origin

C20: from pico + RNA + virus
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
picornavirus in Medicine

picornavirus

(pē-kôr′nə-vī′rəs, pĭ-)
n.
  1. A virus of the family Picornaviridae.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.