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English definition of “microprocessor”

microprocessor

noun [C]     /ˌmaɪkrəʊˈprəʊsesər/ US   /ˈmaɪkrəʊˌprɑːsesər/
IT a small part of a computer, containing the CPU (= the part of a computer that controls all the other parts): The first microprocessor built in 1971 had 2300 transistors.
(Definition of microprocessor noun from the Cambridge Business English Dictionary © Cambridge University Press)
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