| Acronym | Meaning |
![](file.png) | LSRGO | Light Straight-run Gas Oil |
![](file.png) | LSS | Laboratory Safety System |
![](file.png) | LSS | Life-Span Study |
![](file.png) | LSS | Lindhard-Scharff-Schiott Theory |
![](file.png) | LSS | Laser Synchrotron Source |
![](file.png) | LSSV | Linear Sweep Stripping Voltammetry |
![](file.png) | LST | Local Solar Time |
![](file.png) | LST | Laser Scattering Tomography |
![](file.png) | LST | Light Scattering Tomography |
![](file.png) | LSTH | Liu-Siegbahn-Truhlar-Horowitz (potential-energy Surface) |
![](file.png) | LSV | Linear Sweep Voltammetry |
![](file.png) | LSW | Lifshitz-Slyozov-Wagner Theory |
![](file.png) | LSW | Localized Spherical Wave (in Electronic Structure Calcns.) |
![](file.png) | LT1ESWTR | Long Term 1 Enhanced Surface Water Treatment Rule |
![](file.png) | LT2ESWTR | Long-Term 2 Enhanced Surface Water Treatment Rule [of US EPA] |
![](file.png) | LTA | Linde Type A |
![](file.png) | LTAVD | Low Temperature Arc Vapor Deposition |
![](file.png) | LTBRM | Lanczos Tight Binding Recursion Method |
![](file.png) | LTCC | Low-temperature Co-fired Ceramic |
![](file.png) | LTDA | Low Temperature Die Attach [adhesive] |
![](file.png) | LTDU | Land Treatment Demonstration Unit |
![](file.png) | LTE | Local Thermodn. Equil. |
![](file.png) | LTEC | Linear Thermal Expansion Coefficient |
![](file.png) | LTER | Long Term Ecological Research |
![](file.png) | LTH | Linearized Time-dependent Hartree (approxn. |
![](file.png) | LTH | Luteotropic Hormone |
![](file.png) | LTK | Laser Thermal Keratoplasty |
![](file.png) | LTMED | Low Temperature Multi-effect Distillation |
![](file.png) | LTMLS | Low Temperature Molecular Luminescence Spectroscopy |
![](file.png) | LTMPF | Low-Temperature Microgravity Physics Facility |
![](file.png) | LTO | Laguerre-type Orbital (an Ao) |
![](file.png) | LTP | Leachate Treatment Plant |
![](file.png) | LTP | Lipid-transfer Protein |
![](file.png) | LTP | Long-term Potentiation |
![](file.png) | LTPL | Low Temperature Photoluminescence |
![](file.png) | LTPLD | Liquid Target Pulsed Laser Deposition |
![](file.png) | LTPS | Low Temperature Polysilicon |
![](file.png) | LTR | Long Terminal Repeat |
![](file.png) | LTTA | Low Temperature Thermal Aeration Process |
![](file.png) | LTTD | Low Temperature Thermal Desorption |
![](file.png) | LTTS | Low-Temperature Thermal Separation (for Waste Soil Treatment) |
![](file.png) | LTU | Land Treatment Unit |
![](file.png) | LUC | Large Unit Cell Semiempirical Approxn. (for Band Structure) |
![](file.png) | LUCO | Lowest Unoccupied Crystal Orbital |
![](file.png) | LUFT | Leaking Underground Fuel Tank |
![](file.png) | LULU | Locally Undesirable Land Use |
![](file.png) | LUMO | Lowest Unoccupied Molecular Orbital |
![](file.png) | LUST | Leaking Underground Storage Tank |
![](file.png) | LUV | Large Unilamellar Vesicle |
![](file.png) | LVAD | Left Ventricular Assist Device |