| Acronym | Definition |
|---|
| OCI➣Other Comprehensive Income |
| OCI➣Oracle Call Interface |
| OCI➣Orascom Construction Industries (Egypt) |
| OCI➣Overseas Citizenship of India |
| OCI➣Organizational Conflict of Interest |
| OCI➣Organisation de la Conférence Islamique (French: Organization of the Islamic Conference) |
| OCI➣Office of the Commissioner of Insurance |
| OCI➣Open Connection Indication |
| OCI➣Office of Cyberinfrastructure (US NSF) |
| OCI➣Ocean Choice International (various locations) |
| OCI➣On-Campus Interview (various universities) |
| OCI➣Ontario Cancer Institute (Canada) |
| OCI➣Outstanding Corporate Innovator (award) |
| OCI➣Oil Change Interval (engine maintenance) |
| OCI➣Object Computing, Inc. |
| OCI➣Open Catalog Interface (Sap Software) |
| OCI➣Outlet Centres International (UK) |
| OCI➣Office of Commissioner of Insurance |
| OCI➣Operating Companies Income |
| OCI➣Office of Criminal Investigation |
| OCI➣Otter Creek Institute (Eau Claire, WI) |
| OCI➣Omron Canada, Inc. (Ontario, Canada) |
| OCI➣Optimum Choice, Inc. |
| OCI➣Osteitis Condensans Ilii |
| OCI➣Organizzazione della Conferenza Islamica (Italian: Organization of the Islamic Conference) |
| OCI➣Oregon Correctional Institution |
| OCI➣Open Constitution Initiative (China) |
| OCI➣Office of Collateral Interest (Canada) |
| OCI➣Oakwood Collegiate Institute (Canada) |
| OCI➣Old College Inn (restaurant, Knoxville, Tennessee) |
| OCI➣Oil Corrosion Inhibitor (vessels) |
| OCI➣Organisational Culture Inventory |
| OCI➣Ocean Color Imager |
| OCI➣Object Code Insertion |
| OCI➣Overseas Council International (ministry program) |
| OCI➣Office of Capital Improvements (various locations) |
| OCI➣Optical Connector Interface (Lucent) |
| OCI➣Office of Central Inspection (Wichita, KS) |
| OCI➣Opportunity Center Inc. |
| OCI➣Options & Choices, Inc. |
| OCI➣Operations Concepts, Inc. |
| OCI➣Optical Channel Interface |
| OCI➣Open Circuit Interval |
| OCI➣Out of City Indicator |
| OCI➣Orientation Contrast Imaging |
| OCI➣Office of the Correctional Investigator of Canada |
| OCI➣Open Control Interface (database publishing schema) |
| OCI➣Offensive Counter Information |
| OCI➣Oxford Cancer Information |
| OCI➣Observable Critical Item |
| OCI➣Oxide Control and Indication |
| OCI➣Online Curve Interpolator (function of CNC to reproduce free-from contours) |
| OCI➣Online Commercial Intent/Intention |
| OCI➣Overall Channel Inversion |
| OCI➣Oxygen Concentration Indicator |
| OCI➣Office of Corollary Interest |
| OCI➣Optically Coupled Isolator |
| OCI➣Obstacle Course Instructor |
| OCI➣Optical Cable Interface |
| OCI➣Okinawa Christian Institute (Japan) |
| OCI➣Open Circuit Interconnection (Nortel) |
| OCI➣Open Computing Infrastructure (OSF) |
| OCI➣Open Collector Interface (Opticom) |
| OCI➣Open Cable Initiative |
| OCI➣Overseas Connections, Inc. |
| OCI➣Onderwijs Commissie Informatica (Education Committee for Computer Science, Delft University of Technology) |