• synonyms


[ muhl-tee-pros-es-ing, -uh-sing or, esp. British, -proh-ses-ing, -suh-sing ]
/ ˈmʌl tiˌprɒs ɛs ɪŋ, -ə sɪŋ or, esp. British, -ˌproʊ sɛs ɪŋ, -sə sɪŋ /

noun Computers.

the simultaneous execution of two or more programs or instruction sequences by separate CPUs under integrated control.

Nearby words

multipolar cell, multipolar neuron, multiport, multipotent, multipotential, multiprocessing, multiprocessor, multiprogramming, multipronged, multipurpose, multipurpose vehicle

Origin of multiprocessing

First recorded in 1930–35; multi- + process + -ing1
Related formsmul·ti·proc·es·sor, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for multiprocessor


/ (ˌmʌltɪˈprəʊsɛsə) /


computing a number of central processing units linked together to enable parallel processing to take place
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

Word Origin and History for multiprocessor



also multi-processor, 1961, from multi- + processor.

Online Etymology Dictionary, © 2010 Douglas Harper