Information Retrieval CPON – (i) Certified Pediatric Oncology Nurse CPPCC – (i) Chinese People's Political Consultative Conference CPR – (i) Canadian Pacific Railway CPR – (i) Cardiopulmonary resuscitation CPSM – (i) Continuous Phase Shift Modulation CPSU – (i) Communist Party of the Soviet Union CPT – (i) Contingency Planning Team CPU (i) Central Processing Unit Contract Postal Unit CPV – (s) Cape Verde (ISO 3166 trigram) CPX – (p) Command Post eXercise CQ CQ – (i) Carrier Qualification – Central Queensland – Charge of Quarters – Congressional Quarterly – Constellation Airlines (IATA airline designator) – Northern Mariana Islands (FIPS 10-4 territory code) CQD – (i) Close Quarters Drill (Morse distress code preceding SOS: CQ "calling all stations", D "Distress"; often incorrectly interpreted as "Come Quick, Distress") CR cr – (s) Cree language (ISO 639-1 code) Cr – (s) Chromium CR (s) Coral Sea Islands (FIPS 10-4 territory code) Costa Rica (ISO 3166 digram) CRAM – (i) Combined Radiometric Correction Model CRC (i) Central RTI Component Chemical Rubber Company Christian Reformed Church Control and Reporting Centre Cyclic Redundancy Check (s) Costa Rican colón (ISO 4217 currency code) Costa Rica (IOC and FIFA trigram, but not ISO 3166) CRD – (i) Capstone Requirements Document cre – (s) Cree language (ISO 639-2 code) C.R.E.A.M. –Cash Rules Everything Around Me CREB – (a) Cyclic AMP-response Element Binding (protein) CREEP – (a) Committee for the Re-Election of the President, a pejorative nickname used by opponents CRI (a) China Radio International (s) Costa Rica (ISO 3166 trigram) CRIPL – (i) Consolidated Remain-In-Place List CRISPR – (a) clustered regularly interspaced short palindromic repeats CRM – (i) Cardiac Rhythm Management – Customer Relationship Management CRO – (s) Croatia (IOC and FIFA trigram, but not ISO 3166) – Contract Research Organization CRP (i) Committee for the Re-Election of the President Control and Reporting Post CRT (i) Cardiac Resynchronization Therapy Cathode Ray Tube Chinese Remainder Theorem CRTC – (i) Canadian Radio-television and Telecommunications Commission CS cs – (s) Czech language (ISO 639-1 code) Cs – (s) Caesium CS (i) Combat Support Computer Scientist Counter-Strike (s) Costa Rica (FIPS 10-4 country code) Serbia and Montenegro (ISO 3166 digram; obsolete since 2006) CSA (i) Canadian Soccer Association Canadian Space Agency Canadian Standards Association Chief Scientific Advisor Child Support Agency Command Staff Advisor Community-supported agriculture Confederate States of America Corps Storage Area (p) Czech Airlines C/S/A – (i) CINC, Service, and Agency CSAR