[vir-yuh-luh ns, vir-uh-]
- quality of being virulent.
- the relative ability of a microorganism to cause disease; degree of pathogenicity.
- the capability of a microorganism to cause disease.
- venomous hostility.
- intense sharpness of temper.
Origin of virulence
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for virulence
And, if anything, it is all the more urgent as Islamic extremism appears to be increasing in size and virulence.NYPD Will Continue Spying in the Muslim Community With Undercovers, Informants
April 16, 2014
Some observers expect the virulence of the opposition to gay marriage to cool accordingly after the UMP leadership convention.In France, Battle for Gay Marriage Heats Up
November 10, 2012
"We don't scare worth a cent," she snapped, with the virulence of a vixen.Within the Law
It is then said that the virulence of the microbe is attenuated.
All her friends were beginning to hate her with virulence, so lucky had she been!Is He Popenjoy?</p>
Even the virulence of the dreaded Tarantula's bite has been greatly exaggerated.Chatterbox, 1905.</p>
The epidemic had died out not because of lack of virulence but because of lack of victims.Pandemic
Jesse Franklin Bone
- the quality of being virulent
- the capacity of a microorganism for causing disease
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
Word Origin and History for virulence
1660s (virulency attested from 1610s), from Latin virulentia, from virulentus (see virulent).
Online Etymology Dictionary, © 2010 Douglas Harper
- The quality of being poisonous.
- The capacity of a microorganism to cause disease.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
“Virulent” substances or organisms are extremely pathogenic or toxic.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.