contamination

noun
con·​tam·​i·​na·​tion | \ kən-ˌta-mə-ˈnā-shən How to pronounce contamination (audio) \

Definition of contamination

1 : a process of contaminating : a state of being contaminated

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Examples of contamination in a Sentence

swimming in the lake is banned until the contamination is identified and neutralized

Recent Examples on the Web

Conagra Brands is recalling four types of boxed cake mix over possible salmonella contamination, the company announced Monday. Sarah Jacoby, SELF, "4 Types of Duncan Hines Cake Mix Recalled Amid Salmonella Outbreak," 6 Nov. 2018 In New Jersey, officials urged fishermen to eat some kinds of fish no more than once a year because of PFAS contamination. Ellen Knickmeyer, The Seattle Times, "White House called toxins contamination ‘PR nightmare’," 14 Aug. 2018 The Food and Drug Administration previously announced more than 207 million eggs produced by Rose Acre Farms in Seymour, Ind., were being recalled due to possible salmonella contamination. Fox News, "Salmonella outbreak linked to massive egg recall sickens nearly three dozen people," 13 May 2018 Another bonus: there would be no risk of psychoactive contamination of a non-psychoactive product—something CBD consumers often wonder about. Jill Kiedaisch, Popular Mechanics, "Scientists Use Yeast to Produce Cannabinoids Affordably and Efficiently," 1 Mar. 2019 Asbestos — a category of fibrous minerals known to cause cancer — often shows up in the same mines where talc is, causing contamination. Cheryl Wischhover, Vox, "Johnson & Johnson accused of hiding the asbestos in its baby powder for decades," 14 Dec. 2018 Angry Basra residents have repeatedly taken to the streets in recent weeks to protest failing government services, including water contamination that sent tens of thousands to hospitals. Fox News, "Iraqi activist shot dead in tense southern city of Basra," 25 Sep. 2018 Proponents extoll the benefits of drinking celery juice on an empty stomach and avoiding cross-contamination with other green vegetables to maximize the curative, mystical powers of celery in its least wholesome form: juice. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "Celery Juice "Benefits" Are Total B.S., According to Nutrition Science," 16 Jan. 2019 Avoiding cross-contamination actually begins at the supermarket. Jenna Flannigan, SELF, "8 Surprising Food Safety Mistakes You Might Be Making," 11 Jan. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'contamination.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of contamination

15th century, in the meaning defined at sense 1

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Statistics for contamination

Last Updated

25 Mar 2019

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Time Traveler for contamination

The first known use of contamination was in the 15th century

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More Definitions for contamination

contamination

noun
con·​tam·​i·​na·​tion | \ kən-ˌtam-ə-ˈnā-shən How to pronounce contamination (audio) \

Medical Definition of contamination

1 : a process of contaminating : a state of being contaminated
2 : something that contaminates

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Comments on contamination

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