| Abbreviation | Definition |
|---|---|
| LSEB | Laboratory of Systematic and Evolutionary Botany |
| LSEC | Laboratory for Sustainable Energy Conversion |
| LSEC | Laboratory of Scientific and Engineering Computing |
| LSFC | Laboratory Safety Fundamental Concepts |
| LSHTA | Laboratory for the Study of Human Thought and Action |
| LSIS | Laboratory for Stable Isotope Science |
| LSL | Logic Systems Laboratory |
| LSLF | Lunar Sample Laboratory Facility |
| LSM | Laboratory for Surface Modification |
| LSM | Liver Serum Marker |
| LSMP | Laboratory of Soft Matter Physics |
| LSOP | Laboratory Standard Operating Procedures |
| LSP | Last Scope Position |
| LSR | Laboratory of Sensorimotor Research |
| LSRE | Laboratory of Separation and Reaction Engineering |
| LSRL | Lawrence Semiconductor Research Laboratory |
| LSSD | Laboratories and Scientific Services Directorate |
| LSSPINE | LumboSacral Spine |
| LST | Laboratory Standard Transducer |
| LSTCS | Laboratory for Studies of Turbulence and Complex Systems |