Meaning of “identifier” in the English Dictionary

"identifier" in Business English

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identifiernoun [ C ]

uk /aɪˈdentɪfaɪər/ us

also ID IT a set of numbers, letters, or symbols that is used to represent a piece of data or a process in a computer program:

a device identifier

a name, series of numbers, etc. that is used in a system to represent someone or something:

an airport identifier

(Definition of “identifier” from the Cambridge Business English Dictionary © Cambridge University Press)