| Acronym | Definition |
|---|
| LEP | Limited English Proficiency |
| LEP | Local Employment Partnership |
| LEP | Large Electron Positron |
| LEP | Local Education Partnership |
| LEP | Light Emitting Polymer |
| LEP | Life Extension Program |
| LEP | Leprecon (Artemis Fowl) |
| LEP | Lower Elements Police (book, Artemis Fowl) |
| LEP | Licensed Environmental Professional |
| LEP | Low English Proficiency |
| LEP | Local Ecumenical Partnership (UK) |
| LEP | Lycée d'Enseignement Professionnel (France) |
| LEP | Limited Edition Print |
| LEP | List of Effective Pages |
| LEP | Low Energy Particle |
| LEP | Lower Elements Police (Artemis Fowl books) |
| LEP | Laboratory for Extraterrestrial Physics |
| LEP | Linear Error Probable |
| LEP | Low Egg Passage (vaccine production) |
| LEP | Low-Energy Photon |
| Lep | Lepontic (linguistics) |
| LEP | Loss of Earning Power |
| LEP | Laser-Evoked Potential |
| LEP | Laboratory Evaluation Program |
| LEP | Leppävirran (Finnish) |
| LEP | Locally Employed Personnel |
| LEP | Less English Proficient |
| LEP | Library of Exact Philosophy |
| LEP | Learning Enhancement Programme (various nations) |
| LEP | Little English Proficiency |
| LEP | Large Electronic Panel |
| LEP | Lowest Effective Power |
| LEP | Launch Escape Pod |
| LEP | Local Electron Pair |
| LEP | Lowest Evaluated Price |
| LEP | Laboratorie d'Electronique de Physique (France) |
| LEP | Law Enforcement Pistol (Colt) |
| LEP | Lecturer/Practice Educator |
| LEP | Lambda Epsilon Pi (coed human rights fraternity) |
| LEP | Laser Eye Protection |
| LEP | Leopold Education Project (St. Paul, MN) |
| LEP | Law Enforcement Professional (various locations) |
| LEP | Limited Enrollment Program (various schools) |
| LEP | Leptin |
| LEP | Look East Policy (various nations) |
| LEP | Lancashire Evening Post (newspaper; UK) |