dis-infect

disinfect

[dis-in-fekt]
verb (used with object)
to cleanse (rooms, wounds, clothing, etc.) of infection; destroy disease germs in.

Origin:
1590–1600; < Middle French desinfecter, equivalent to des- dis-1 + infecter to infect

disinfection, noun
disinfective, adjective
disinfector, noun
redisinfect, verb (used with object)
undisinfected, adjective
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World English Dictionary
disinfect (ˌdɪsɪnˈfɛkt)
 
vb
(tr) to rid of microorganisms potentially harmful to man, esp by chemical means
 
disin'fection
 
n
 
disin'fector
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

disinfect
1590s, perhaps from Fr. désinfecter, or formed in English from dis- + infect.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

disinfect dis·in·fect (dĭs'ĭn-fěkt')
v. dis·in·fect·ed, dis·in·fect·ing, dis·in·fects
To cleanse something so as to destroy or prevent the growth of disease-carrying microorganisms.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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