cytokinesis Computing Amstrad CPC, a home computer of the 1980s Cartesian Perceptual Compression Cost per click, a type of online advertising Custom PC, a magazine Transport Clapham Common tube station, London, by London Underground station code CP Air, by ICAO code Other uses Central Product Classification, a product classification for goods and services by the United Nations Statistical Commission Certificate of Professional Competence, qualifications for the UK transport and haulage industry Civil procedure code or Civil procedure Community Patent Convention Cooperative Patent Classification, a patent classification jointly developed by the European Patent Office and the United States Patent and Trademark Office Country of Particular Concern, to the U.S. State Department Certified Professional Coder (CPC®), in healthcare administration Piano Concerto No. 1 (Chopin) or Piano Concerto No. 2 (Chopin)