- to affect or contaminate (a person, organ, wound, etc.) with disease-producing germs.
- to affect with disease.
- to taint or contaminate with something that affects quality, character, or condition unfavorably: to infect the air with poison gas.
- to corrupt or affect morally: The news of the gold strike infected him with greed.
- to imbue with some pernicious belief, opinion, etc.
- to affect with a computer virus.
- to affect so as to influence feeling or action: His courage infected the others.
- Law. to taint with illegality, or expose to penalty, forfeiture, etc.
- to become infected.
- Archaic. infected.
Origin of infect
SynonymsSee more synonyms on Thesaurus.com
5. damage, corrupt. 6. touch, stir, arouse.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for infected
Those who served abroad were treated with suspicion that they had been infected by European diplomacy.U.S. Embassies Have Always Been for Sale
January 2, 2015
Egypt has a comparatively low number of HIV cases compared to the rest of Africa, with just 11,000 infected people nationwide.Sisi Is Persecuting, Prosecuting, and Publicly Shaming Egypt’s Gays
December 30, 2014
By May 27, five people had succumbed to the virus and 16 more were infected.Jail Threats for Sierra Leone Ebola Victims’ Families
December 10, 2014
For his part, Logan now believes that more than 95 percent of cone bearing trees are infected.What It Takes to Kill a Grizzly Bear
November 23, 2014
“We are it,” Davis says when I ask if the military has a plan for how to get an infected American service member out of Liberia.The American Ebola Rescue Plan Hinges on One Company. Meet Phoenix.
November 22, 2014
This man had an infected leg that required some minor surgery.The Leopard Woman
Stewart Edward White
Grushnitski appears to be very glad that she is not infected by my gaiety.A Hero of Our Time
M. Y. Lermontov
Why, even peace-loving Tubby seemed to be infected with some of it.The Boy Scouts on Belgian Battlefields
Lieut. Howard Payson
The truth is, Theaetetus, that we have long been infected with logical impurity.Theaetetus
Such was ever his fury in an engagement that it infected and inspired his followers.The Sea-Hawk
- to cause infection in; contaminate (an organism, wound, etc) with pathogenic microorganisms
- (also intr) to affect or become affected with a communicable disease
- to taint, pollute, or contaminate
- to affect, esp adversely, as if by contagion
- computing to affect with a computer virus
- mainly international law to taint with crime or illegality; expose to penalty or subject to forfeiture
- archaic contaminated or polluted with or as if with a disease; infected
C14: from Latin inficere to dip into, stain, from facere to make
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 infected
Online Etymology Dictionary, © 2010 Douglas Harper
- To contaminate with a pathogenic microorganism or agent.
- To communicate a pathogen or disease to another organism.
- To invade and produce infection in an organ or body part.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.