| Abbreviation | Definition |
|---|---|
| LEARN | Lonestar Education And Research Network |
| LEGXXVV | Legio Vicesimae Valeria Victrix (The Twentieth Legion, Valiant ,and Victorious ) (The Roman force 19 AD) |
| LENR | Low Energy Nuclear Reaction |
| LENSE | Laboratory for Embedded Networked Sensor |
| LeRC | NASA Lewis Research Center |
| LERG | Landscape And Ecology Research Group |
| LERG | Landscape Ecology Research Group |
| LERN | Literacy and Education Research Network |
| LERN | London Evolutionary Research Network |
| LFA | Low-functioning autism |
| LFPR | Labour Force Participation Rate |
| LGPM | Laboratoire de Genie des Procedes et Materiaux |
| LGR | Laboratory for Genomics Research |
| LGR | Los Gatos Research |
| LGRC | Lederle Graduate Research Center |
| LGRC | Lipo Group Research Constellation |
| LGRC | Local Governance Research Centre |
| LGRC | Lung Genomics Research Consortium |
| LHRB | Lyons Harrison Research Building |
| LHRC | Latino Health Research Center |