disinfectant

[ dis-in-fek-tuh nt ]
/ ˌdɪs ɪnˈfɛk tənt /

noun

any chemical agent used chiefly on inanimate objects to destroy or inhibit the growth of harmful organisms.

adjective

serving as a disinfectant.

Origin of disinfectant

1830–40; < French désinfectant, noun use of present participle of désinfecter, Middle French. See disinfect, -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for disinfectant

disinfectant

/ (ˌdɪsɪnˈfɛktənt) /

noun

an agent that destroys or inhibits the activity of microorganisms that cause 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

Medicine definitions for disinfectant

disinfectant

[ dĭs′ĭn-fĕktənt ]

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.