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English definition of “GSM”

GSM

noun [S]     /ˌdʒiː.esˈem/ trademark
abbreviation for global system for mobile telecommunications: a technical system for mobile phones used in many countries: The phone company has placed a large order for GSM network equipment.Communicating by telephone
(Definition of GSM noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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