definitions

picornavirus

[ pi-kawr-nuh-vahy-ruh s, -kawr-nuh-vahy- ]
/ pɪˈkɔr nəˌvaɪ rəs, -ˌkɔr nəˈvaɪ- /

noun, plural pi·cor·na·vi·rus·es.

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.

Nearby words

picogram, picoline, picometer, picong, picornaviridae, picornavirus, picosecond, picot, picot stitch, picotee, picowave

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. 2019

British Dictionary definitions for picornavirus

picornavirus

/ (ˈpɪˈkɔːnəˌvaɪrəs) /

noun

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

Word Origin for picornavirus

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

Medicine definitions for picornavirus

picornavirus

[ pē-kôr′nə-vī′rəs, pĭ- ]

n.

A virus of the family Picornaviridae.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.