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definitions

CP/M

Trademark.

Control Program/Microprocessors: a microcomputer operating system.

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British Dictionary definitions for cp/m

CP/M

noun

an operating system widely used on microcomputers to enable a wide range of software from many suppliers to be run on them
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