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Definition of cross-contamination noun from the Oxford Advanced Learner's Dictionary

cross-contamination

noun

/ˌkrɒs kənˌtæmɪˈneɪʃn/

/ˌkrɔːs kənˌtæmɪˈneɪʃn/

[uncountable]

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the process by which harmful bacteria spread from one substance to another
- Always cover raw food to prevent cross-contamination.

See cross-contamination in the Oxford Advanced American Dictionary

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noun

From the Word list

B2

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