dis infectant

disinfectant

[dis-in-fek-tuhnt]
noun
1.
any chemical agent used chiefly on inanimate objects to destroy or inhibit the growth of harmful organisms.
adjective
2.
serving as a disinfectant.

Origin:
1830–40; < French désinfectant, noun use of present participle of désinfecter, Middle French. See disinfect, -ant

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Collins
World English Dictionary
disinfectant (ˌdɪsɪnˈfɛktənt)
 
n
an agent that destroys or inhibits the activity of microorganisms that cause disease

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

disinfectant
1837 (n.); 1875 (adj.), from Fr. désinfectant (1816), originally prp. of désinfecter (see disinfect).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

disinfectant dis·in·fec·tant (dĭs'ĭn-fěk'tənt)
n.
An agent, such as heat, radiation, or a chemical, that disinfects by destroying, neutralizing, or inhibiting the growth of disease-carrying microorganisms. adj.
Serving to disinfect.

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