| Abbreviation | Definition |
|---|---|
| LAR | Laboratory for Atmospheric Research |
| LARSE | Laboratory for Applications of Remote Sensing in Ecology |
| LAS | Laboratory Animal Science |
| LAS | Laboratory for Analytic Sciences |
| LASAM | Laboratory Animal Science Association of Malaysia |
| LASAR | Laboratory for Anxiety and Substance Abuse Research |
| LASI | Laboratory for Advanced Subsurface Imaging |
| LASI | Laboratory of Apiculture and Social Insects |
| LASP | Laboratory Animal Sciences Program |
| LASP | Laboratory for Atmospheric and Space Physics |
| LAST | Laboratory of Architecture and Sustainable Technologies |
| LAT | Laboratory Animal Technician |
| LATD | Laboratory Approval and Testing Division |
| LATL | Lighting Appliance Testing Laboratory |
| LATN | Laboratory for Affective and Translational Neuroscience |
| LATS | Long Acting Thyroid Stimulator |
| LAUD | Laboratory for Architecture and Urban Design |
| LB | Lactobacillus Bulgaricus |
| LB | Live Biomass |
| LBA | Laboratory of Biological Anthropology |