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decontaminate

[dee-kuh n-tam-uh-neyt] /ˌdi kənˈtæm əˌneɪt/
verb (used with object), decontaminated, decontaminating.
1.
to make (an object or area) safe for unprotected personnel by removing, neutralizing, or destroying any harmful substance, as radioactive material or poisonous gas.
2.
to make free of contamination; purify:
to decontaminate a sickroom.
Origin
1935-1940
1935-40; de- + contaminate
Related forms
decontamination, noun
decontaminative, adjective
decontaminator, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for de contaminate

decontaminate

/ˌdiːkənˈtæmɪˌneɪt/
verb
1.
(transitive) to render (an area, building, object, etc) harmless by the removal, distribution, or neutralization of poisons, radioactivity, etc
Derived Forms
decontaminant, noun
decontamination, noun
decontaminative, adjective
decontaminator, noun
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
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Word Origin and History for de contaminate

decontaminate

v.

1936, from de- + contaminate. Originally in reference to poison gas. Related: Decontaminated; decontaminating.

Online Etymology Dictionary, © 2010 Douglas Harper
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