[ mahy-kroh-pros-es-er, ‐uh-ser; especially British ‐proh-ses-er, ‐suh-ser ]
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  1. an integrated computer circuit that performs all the functions of a CPU.

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Origin of microprocessor

First recorded in 1965–70; micro- + processor

Other words from microprocessor

  • mi·cro·proc·es·sing, noun

Words Nearby microprocessor

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use microprocessor in a sentence

British Dictionary definitions for microprocessor


/ (ˌmaɪkrəʊˈprəʊsɛsə) /

  1. computing a single integrated circuit performing the basic functions of the central processing unit in a small computer

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for microprocessor


[ krō-prŏs′ĕs-ər ]

  1. An integrated circuit that contains a processor, such as a central processing unit.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.