Definition of cross-contamination in English:

cross-contamination

Line breaks: cross-contam¦in¦ation

noun

[mass noun]
  • The process by which bacteria or other microorganisms are unintentionally transferred from one substance or object to another, with harmful effect: cross-contamination between raw and cooked food is the cause of most infection
    More example sentences
    • Keeping your hands, utensils and food surfaces clean can prevent cross-contamination.
    • Changes in laboratory techniques were designed to minimize the possibility of cross-contamination during batch processing.
    • Most of the consumers surveyed indicated they comply with these practices, particularly in reducing cross-contamination after contact with raw fish, meat, or chicken.

Derivatives

cross-contaminate

verb
More example sentences
  • These organisms can potentially sicken people who eat undercooked or cross-contaminated food.
  • A conscientious technician would have used a separate pair of scissors for each cutting, or at least would have cleaned the scissors between cuttings, to avoid cross-contaminating the samples.
  • Avoid cross-contaminating other foods, utensils, hands, or food preparation surfaces with fluid from hot dog packages or deli meats.

More definitions of cross-contamination

Definition of cross-contamination in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space