| Acronym | Definition |
|---|
| OEL➣Occupational Exposure Limit |
| OEL➣Original English Language |
| OEL➣Office of Early Learning (various locations) |
| OEL➣Optical Engineering Laboratory (University of Warwick, UK) |
| OEL➣Oracle Enterprise Linux |
| OEL➣Ora et Labora (Latin: Pray and Work) |
| OEL➣Occupational Exposure Level |
| OEL➣Otto Energy Limited (Australia) |
| OEL➣Organic Electroluminescent (display technology) |
| OEL➣Office of Experiential Learning (various schools) |
| OEL➣Office of Extended Learning (various organizations) |
| OEL➣Organic Electro Luminiscence |
| OEL➣Organic Electro Luminiscent |
| OEL➣Object Oriented Extensible Language |
| OEL➣Optional Endorsement Line (US postal service) |
| OEL➣Old English Language |
| OEL➣Open Ended Line (chemical process industry for a pipe open to the atmosphere) |
| OEL➣Organizational Equipment List |
| OEL➣Offshore Employee Leasing |
| OEL➣Over-Excitation Limiter |
| OEL➣Office of Export Licensing |
| OEL➣Optical Evaluation Laboratory |
| OEL➣Operational Events List |
| OEL➣Operational Equipment List (US Army) |
| OEL➣Open End License |
| OEL➣Opened End Line (of credit) |