| Acronym | Definition |
|---|
| LEEC➣Licenciatura em Engenharia Electrotécnica e de Computadores |
| LEEC➣London Environmental Economics Centre (est. 1998; UK) |
| LEEC➣Laser-to-Electric Energy Conversion |
| LEEC➣Left-Edge Cell |
| LEEC➣Laboratory & Electrical Engineering Company |