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English definition of “ISP”

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ISP

noun [C] uk   /ˌaɪ.esˈpiː/ us  
abbreviation for Internet Service Provider: a company that provides use of the internet, allows you to use email, and gives you space on the internet to show documents: Some ISPs are free and give you as many email addresses as you want.
(Definition of ISP from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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