[ kuh-roh-nuh-vahy-ruh s ]
/ kəˈroʊ nəˌvaɪ rəs /

noun, plural co·ro·na·vi·rus·es.

any of various RNA-containing spherical viruses of the family Coronaviridae, including several that cause acute respiratory illnesses.



Punctuation marks help make writing easy to read and understand. Some of the most important ones are the period (.), comma (,), question mark (?), and exclamation point (!). How well do you know how to use them? Find out in this quiz!
Question 1 of 10
Which punctuation mark is best for this sentence? "Can I watch a movie __"

Origin of coronavirus

First recorded in 1965–70; so called from the coronalike array of spikes projecting from the capsid Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for coronavirus

British Dictionary definitions for coronavirus

/ (kəˈrəʊnəˌvaɪrəs) /


a type of airborne virus accounting for 10-30% of all colds

Word Origin for coronavirus

C20: so-called because of their corona-like appearance in electron micrographs
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 coronavirus

[ kə-rō′nə-vīrəs ]


Any of various single-stranded, RNA-containing viruses that cause respiratory infection in humans and resemble a crown when viewed under an electron microscope because of their petal-shaped projections.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.