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English definition of “code”

code

noun [C/U] (SPECIAL LANGUAGE)   /koʊd/
a system for representing information with signs or symbols that are not ordinary language, or the signs or symbols themselves: [U] Andrew writes computer code. [C] Callers punch in four-digit access codes for various topics.
(Definition of code noun (SPECIAL LANGUAGE) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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