| Acronym | Definition |
|---|
| OPEL➣Ocean Prediction Experimental Laboratory (University of Miami; Miami, FL) |
| OPEL➣One Perfect Everlasting Luxury (Denmark) |
| OPEL➣Offizieller Pfusch Eines Lehrlings (German: Official Botch One Apprentice) |
| OPEL➣Operations Planning and Execution Lite |
| OPEL➣Open Platform for E-Learning (software development) |
| OPEL➣Onomasticon Provinciarum Europae Latinarum (Latin text) |
| OPEL➣Ohne Power Ewig Loser (German: Without Power Eternal Loser) |