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decontamination

 - 5 dictionary results

de⋅con⋅tam⋅i⋅nate

[dee-kuhn-tam-uh-neyt]
–verb (used with object), -nated, -nat⋅ing.
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:
1935–40; de- + contaminate


de⋅con⋅tam⋅i⋅na⋅tion, noun
de⋅con⋅tam⋅i⋅na⋅tive, adjective
de⋅con⋅tam⋅i⋅na⋅tor, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To decontamination
de·con·tam·i·nate   (dē'kən-tām'ə-nāt')   
tr.v.   de·con·tam·i·nat·ed, de·con·tam·i·nat·ing, de·con·tam·i·nates
  1. To eliminate contamination in.

  2. To make safe by eliminating poisonous or otherwise harmful substances, such as noxious chemicals or radioactive material.

de'con·tam'i·nant (-nənt) n., de'con·tam'i·na'tion n., de'con·tam'i·na'tor n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

decontaminate 
1936, from de- + contaminate. Originally in reference to poison gas.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: de·con·tam·i·nate
Pronunciation: "dE-k&n-'tam-&-"nAt
Function: transitive verb
Inflected Forms: -nat·ed;-nat·ing
: to rid of contamination (as radioactive material) —de·con·tam·i·na·tion /-"tam-&-'nA-sh&n/ noun
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

decontamination de·con·tam·i·na·tion (dē'kən-tām'ə-nā'shən)
n.
The removal or neutralization of a contaminating substance, such as poisonous gas or a radioactive material.


de'con·tam'i·nate (-nāt') v.

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