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TOEFL BNC: 8108 COCA: 6525

— contamination

/kənˌtæməˈneɪʃən/ noun [noncount]
TOEFL BNC: 8108 COCA: 6525

contamination

noun

con·​tam·​i·​na·​tion kən-ˌta-mə-ˈnā-shən How to pronounce contamination (audio)
1
: a process of contaminating : a state of being contaminated
2

Example Sentences

swimming in the lake is banned until the contamination is identified and neutralized
Recent Examples on the Web These can typically be used in the mouth, armpit, or rectum, but each device should be limited to only one type of use in order to prevent cross-contamination. Jessica Bennett, Better Homes & Gardens, 8 Sep. 2022 Wilson blames contamination for some of his son's academic and developmental issues. Sara Sidner And Meridith Edwards, CNN, 8 Sep. 2022 Baltimore city officials continued searching for the source of an E. coli contamination of tap water Thursday, after a boil water advisory was lifted for a portion of the city. Jenna Portnoy, Washington Post, 8 Sep. 2022 The city Department of Public Works first learned Saturday of potential contamination at a test site in the Sandtown-Winchester and Harlem Park communities. Baltimore Sun Staff, Baltimore Sun, 6 Sep. 2022 The former was due to the discovery of metal contamination. Chris Smith, BGR, 5 Sep. 2022 Cross-contamination can lead to foodborne illnesses. Mike Snider, USA TODAY, 3 Sep. 2022 One of the issues for Jordan River is E. coli, an indicator of fecal contamination, said Jodi Gardberg, manager of the Division of Water Quality’s watershed protection section. Alixel Cabrera, The Salt Lake Tribune, 2 Sep. 2022 A month later, Figueroa sent documentation to the FDA that said Pharmatech was re-engineering its system to prevent water contamination. Angie Dimichele, Sun Sentinel, 1 Sep. 2022 See More

Word History

Etymology

Middle English contaminacioun, borrowed from Latin contāminātiōn-, contāminātiō "defilement, pollution," from contāmināre "to defile, pollute" + -tiōn-, -tiō, suffix of verbal action — more at contaminate

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of contamination was in the 15th century
TOEFL BNC: 8108 COCA: 6525
contamination

noun

ADJECTIVE | ... OF CONTAMINATION | VERB + CONTAMINATION | PREPOSITION | PHRASES ADJECTIVEserious, widespread嚴重的/範圍很廣的污染possible, potential可能的/潛在的污染environmental, food, soil, water環境/食品/土壤/水源污染bacterial, chemical, radioactive細菌/化學/放射污染... OF CONTAMINATIONlevel污染程度There is already a high level of environmental contamination.環境污染的程度已經很高。VERB + CONTAMINATIONcause造成污染avoid, prevent避免/防止污染minimize, reduce盡可能降低/減少污染PREPOSITIONcontamination by⋯的污染Always keep food covered to prevent contamination by flies.食物需要一直蓋着,防止蒼蠅污染。contamination from來自⋯的污染There is a danger of serious contamination from radioactive waste.放射性廢棄物有可能造成嚴重污染。contamination with⋯的污染Wash everything thoroughly to avoid contamination with bacteria.把所有東西徹底洗淨,以避免細菌污染。PHRASESa risk of contamination污染的風險a source of contamination污染源

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