| CIE | Cambridge International Examinations 
| Others |
| CIE | Capital Improvement Element
| Others |
| CIE | Carbon Isotope Excursion
| Others |
| CIE | Center for Inclusive Education
| Others |
| CIE | Center for Inclusive Entrepreneurship
| Others |
| CIE | Center for Innovation and Entrepreneurship
| Others |
| CIE | Center for Innovation Entrepreneurship
| Others |
| CIE | Center for Innovation in Education
| Others |
| CIE | Center for Institutional Effectiveness
| Others |
| CIE | Center for Instructional Excellence
| Others |
| CIE | Center for International Economics
| Others |
| CIE | Center for International Education
| Others |
| CIE | Centre for International Education
| Others |
| CIE | Centre for Internet Excellence
| Others |
| CIE | Certified Indoor Environmentalist
| Others |
| CIE | Certified Industrial Engineering
| Others |
| CIE | Certified Infrastructure Engineer
| Others |
| CIE | Charlie Is Everywhere
| Others |
| CIE | Chicago Innovation Exchange
| Others |
| CIE | Chief Internet Evangelist
| Others |
| CIE | Chinese Institute of Electronics
| Others |
| CIE | Chinese Institute of Engineers
| Others |
| CIE | Christian International Embassy
| Others |
| CIE | Chrysler Institute of Engineering
| Others |
| CIE | Cinnabar Island Email
| Others |
| CIE | Cleveland Institute of Electronics
| Others |
| CIE | Clothing and Individual Equipment
| Others |
| CIE | Cloud Integration Engineering
| Others |
| CIE | Cobalt International Energy
| Others |
| CIE | Cobalt Intl Egy
| Others |
| CIE | Collaborative Information Environment
| Others |
| CIE | Coming In Empty
| Others |
| CIE | Commission for Independent Education
| Others |
| CIE | Commission Internationale d'Eclairage (International Commission on Illumination)
| Others |
| CIE | Commission on International Education
| Others |
| CIE | Common Intellectual Experience
| Others |
| CIE | Communications Interface Equipment
| Others |
| CIE | Community Industrial Exposure
| Others |
| CIE | Community Information Exchange
| Others |
| CIE | Compagnie
| Others |
| CIE | Compensatory Increase in Intrinsic Excitability
| Others |
| CIE | Competitive Integrated Employment
| Others |
| CIE | Compression Ignition Engine
| Others |
| CIE | Computability In Europe
| Others |
| CIE | Computer Integrated Electronics
| Others |
| CIE | Computer Interface Electronics
| Others |
| CIE | Computer-Integrated Engineering
| Others |
| CIE | Computers in Entertainment
| Others |
| CIE | Coney Island Emporium
| Others |
| CIE | Confidence Interval Estimate
| Others |
| CIE | Congenital Ichthyosiform Erythroderma
| Others |
| CIE | Construction Information Executives
| Others |
| CIE | Continuous Insurance Enforcement
| Others |
| CIE | Control and Indicating Equipment
| Others |
| CIE | Coras Iompar Eireann
| Others |
| CIE | Council-certified Indoor Environmentalist
| Others |
| CIE | Counter-current ImmunoElectrophoresis
| Others |
| CIE | Creativity Innovation and Entrepreneurship
| Others |
| CIE | Cristaudos Industrial Electrics
| Others |
| CIE | Critical Initialization Error
| Others |
| CIE | Customer Immersion Experience
| Others |
| CIE | Cycling Is Easier
| Others |
| CIE | International Commission on Illumination
| Others |
| CIE | Internationale Beleuchtungskommission
| Others |