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English definition of “churn”

churn

noun [S or U] (CUSTOMERS)    /tʃɜːn/ US  /tʃɝːn/ (also churn rate) specialized
the number of customers who decide to stop using a service offered by one company and to use another company, usually because it offers a better service or price: Internet and cable television companies suffer from a high churn rate.Business and commerce - general words
(Definition of churn noun (CUSTOMERS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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