Counter-Intelligence 101 (in Roman numerals) CIA (i) Cairo International Airport Central Intelligence Agency Cru' in Action Culinary Institute of America CIAO (i) Critical Infrastructure Assurance Office Component-Integrated ACE ORB CIB – (i) Complete In Box (Internet auction/trading listings) CIBC – (i) Canadian Imperial Bank of Commerce CICS – (a) Customer Information Control System (IBM mainframe software; "kicks" or "C-I-C-S") CID (i) Certified Interior Designer (New York State professional licensing designation) (p) Combat Identification (i) Criminal Investigation Division Criminal Investigations Department CIÉ – (i) Commission internationale de l'éclairage CIEF – (i) Comité international d'enregistrement des fréquences (International Frequency Registration Board) CIF (i) California Interscholastic Federation (high school sports governing body) Cost, Insurance, and Freight (Paid) (shipping) CIMIC – (p) Civil-Military Co-operation CIMMYT – (a/i) Centro Internacional de Mejoramiento de Maíz Y Trigo (Spanish, "International Maize and Wheat Improvement Center") CINC – (p) Commander in Chief CINEOS – (a) Campo Imperatore Near-Earth Object Survey CIO (i) Chief information officer Congress of Industrial Organizations CIP – (a) Combat Identification Panel CIPE – (i) (European) Centre for International Political Economy CIR – (i) (Commander's) Critical Information Requirements CIR – (s) Corotating Interaction Region CIS (i) Canadian Interuniversity Sport, a former name of the organization now known as U Sports Commonwealth of Independent States Command and Information System Communication and Information System CISA – (a) (U.S.) C4I Integration Support Activity CISB – (i) Complete In Sealed Box (Internet auction/trading listings) CISPR – (i) Comité international spécial des perturbations radioélectriques (Special International Committee on Radio Interference) CISSP – (i) Certified Information Systems Security Professional CITES – (p) Convention on International Trade in Endangered Species (of Wild Fauna and Flora) ("sigh-tease") CITS – (i) Combat Identification Training System CIV – (s) Côte d'Ivoire (ISO 3166 trigram) CIVETS – (a) Colombia, Indonesia, Vietnam, Egypt, Turkey, South Africa (economics) CIVPOP – (p) Civilian Population CIWS – (i) Close-In Weapon System CJ CJ (s) Cayman Islands (FIPS 10-4 country code) (i) Criminal Justice CJC (i) Canadian Jewish Congress Cold Junction Compensation CJD (i) Chronological Julian Day Creutzfeldt–Jakob disease CJCS – (i) Chairman of the Joint Chiefs of Staff CJO – (i) Chief of Joint Operations CJTF – (i) Combined Joint Task Force CK CK – (s) Cocos (Keeling) Islands (FIPS 10-4 country code) – Cook Islands (ISO 3166 digram) CKA – (i) commonly known as, (a) Canada Kicks Ass CKND – Codename: Kids Next Door CL Cl – (s) Chlorine