| Acronym | Definition |
|---|
| CIE | Commission Internationale de l’Eclairage (French: International Commission on Illumination - standardization body) |
| CIE | Cleveland Institute of Electronics |
| CIE | Compagnie (Company (French: Company) |
| CIE | Cambridge International Examinations (UK) |
| CIE | Center for International Education |
| CIE | Contrat Initiative Emploi (French: Employment Initiative Contract) |
| CIE | Centro de Internamiento de Extranjeros (Spanish: Immigration Detention Center) |
| CIE | Careers in Europe (now Careers International) |
| CIE | Current Issues in Education |
| CIE | Centrum Informacji Europejskiej (Polish: European Information Center) |
| CIE | Computability in Europe |
| CIE | Comparative and International Education (various schools) |
| CIE | Clasificación Internacional de Enfermedades (Spanish: International Classification of Diseases) |
| CIE | Commission on International Education |
| CIE | Computers and Information in Engineering Conference (American Society of Mechanical Engineers) |
| CIE | Continuous Insurance Enforcement (UK) |
| CIE | Corporacion Interamericana de Entretenimiento |
| CIE | Creativity, Innovation and Entrepreneurship (various organizations) |
| CIE | Community Information Exchange (various organizations) |
| CIE | Certified Indoor Environmentalist |
| CIE | Community Involvement in Education (various organizations) |
| CIE | Chinese Institute of Engineers |
| CIE | Centre for Innovation and Enterprise (UK) |
| CIE | China Import & Export |
| CIE | Congenital Ichthyosiform Erythroderma (dermatology) |
| CIE | Chinese Institute of Electronics |
| CIE | Common Information Environment (UK) |
| CIE | Commission for Independent Education |
| CIE | Carbon Isotopic Excursion (geology) |
| CIE | Commission Internationale d'Eclairage |
| CIE | Counterimmunoelectrophoresis |
| CIE | Clothing and Individual Equipment |
| CIE | Computers and Industrial Engineering (journal) |
| CIE | Compagnie Ivoirienne d' Electricité (Abidjan, Ivory Coast) |
| CIE | Conférence Internationale de l'Education (French: International Conference on Education) |
| CIE | Collaborative Information Environment (US military) |
| CIE | Civil and Infrastructure Engineering (degree program) |
| CIE | Central Illinois Energy (energy plant) |
| CIE | Canadian Institute of Entrepreneurship (association) |
| CIE | Certified Insurance Examiner (credentials) |
| CIE | Cleveland Institution of Engineers (est. 1864; UK) |
| CIE | Computer-Integrated Engineering |
| CIE | Center for International Economics |
| CIE | Council-Certified Indoor Environmentalist (American Council for Accredited Certification) |
| CIE | Continuous Integration Environment (computing) |
| CIE | Coras Iompar Éireann (Irish National Public Transport Organisation) |
| CIE | Community Integrated Employment |
| CIE | Commission Interrégionale de l'Emballage (French: Interregional Packaging Commission; Belgium) |
| CIE | Commonwealth Institute of Entomology (Panama) |
| CIE | Capabilities Integration Environment (US Air Force) |
| CIE | Customer-Initiated Entry |
| CIE | Centro di Iniziativa per l'Europa (Italian: Center of Europe Initiatives) |
| CIE | Career Integrated Education (Drexel University; Philadelphia, PA) |
| CIE | Central Iowa Energy (utility) |
| CIE | Canadian and International Education |
| CIE | Canadian Institute of Energy |
| CIE | Companion of the Most Eminent Order of the Indian Empire |
| CIE | Communications Interface Equipment |
| CIE | Card-Image Editor |
| CIE | Certified Internetworking Expert (Cisco) |
| CIE | Compton's Interactive Encyclopedia |
| CIE | Communications, Information, and Entertainment |
| CIE | Counter Immune Electrophoresis |
| CIE | Centro de Informação Europeia (Portugal) |
| CIE | Computer Interface Electronics |
| CIE | Coalition Information Environment (used in CTL ACTD program) |
| CIE | Columbia Earth Institute |
| CIE | Customer Integration Environment (United Parcel Service) |
| CIE | Console Interface Electronics (Motorola) |
| CIE | Channel Interface Electronics |
| CIE | Comité Interministériel de l'Environnement (French: Interministerial Committee for the Environment; Cameroon) |
| CIE | Current Intelligence Estimates |
| CIE | CommSoft Interface Engine |
| CIE | Card Image Edition |
| CIE | Customer Information Exchange |
| CIE | Certificate in Innovation and Entrepreneurship |
| CIE | Circuit Imprimé équipé (French) |
| CIE | Center for Israel Education |