| Acronym | Definition |
|---|
| OCL | Object Constraint Language |
| OCL | Other Current Liabilities (debt) |
| OCL | osteoclast-like (cell) |
| OCL | Orthodox Christian Laity |
| OCL | Os2 Class Library |
| OCL | Open Community License |
| OCL | Open Content License |
| OCL | Open Cli Library |
| OCL | Overall Connection Loss |
| OCL | Operator Command Language |
| OCL | Operator Control Language |
| OCL | One Care Live |
| OCL | Overhead Contact Line (electric power) |
| OCL | Off Campus Learning (various locations) |
| OCL | Ocean and Coastal Law (various schools) |
| OCL | Output Capacitor-Less (audio electronics) |
| OCL | Operational Control Level |
| OCL | Obstacle Clearance Limit (aviation) |
| OCL | Open Circuit Inductance |
| OCL | Off Campus Lunch (various locations) |
| OCL | Ocean Climate Laboratory (NOAA/NODC) |
| OCL | Office of Community Liaison |
| OCL | Overall Cost Leadership |
| OCL | Ocean County Library System (Toms River, NJ) |
| OCL | Orthopedic Casting Laboratory (Eudora, KS) |
| OCL | Overall Cartridge Length |
| OCL | Old Light Cruiser (US Navy) |
| OCL | Ordnance Circular Letters (US Navy) |
| OCL | Open Computing Language |
| OCL | Offshore Cryogenic Loading (System) |
| OCL | Operations Coordination Letter |
| OCL | Oscoda County Library (Mio, Michigan) |
| OCL | Office of Congressional Liaisons |
| OCL | Organic Coatings Laboratory (Navy) |
| OCL | Optical Carrier Levels |
| OCL | Obligation Cost Level |
| OCL | Operation/Operator Control Language |
| OCL | Open Compatibility License |
| OCL | observation check list |
| OCL | Outdoor Ceation Ltd. (UK) |