| Acronym | Meaning |
![](file.png) | LNAPL | Light Nonaqueous Phase Liquid |
![](file.png) | LNB | Low Nitrogen Oxide Burner |
![](file.png) | LNDO | Local Neglect Of Differential Overlap |
![](file.png) | LNG | Liquefied Natural Gas |
![](file.png) | LNGFR | Low-affinity Nerve Growth Factor Receptor |
![](file.png) | LNO | Localized Natural Orbital |
![](file.png) | LNO | Localized Natural Spin Orbital |
![](file.png) | LNRS | Laser Nonresonant Shadowgraphy |
![](file.png) | LNT | Liquid Nitrogen Temperature |
![](file.png) | LO | Localized Orbital |
![](file.png) | LOA | Linear Optical Amplifier |
![](file.png) | LOAEL | Lowest Observed Adverse Effect Level |
![](file.png) | LOC | Level Of Concern |
![](file.png) | LOCA | Loss-of-Coolant Accident |
![](file.png) | LOCI | Luminescence Oxygen Channeling Immunoassay |
![](file.png) | LOCOS | Local Oxidation Of Silicon |
![](file.png) | LOCV | Lowest-order Constrained Variation |
![](file.png) | LOD | Limit Of Detection |
![](file.png) | LOD | Loss On Drying |
![](file.png) | LOEC | Lowest Observed Effect Concentration |
![](file.png) | LOEL | Lowest-Observed-Effect Level |
![](file.png) | LOES | Laser Optical Emission Spectroscopy |
![](file.png) | LOESS | Locally Weighted Smoothers [in Modeling] |
![](file.png) | LOF | Lack Of Fit |
![](file.png) | LOGD | Limit Of Guaranteed Detection |
![](file.png) | LOGMO | Lowest Occupied Gaussian Molecular Orbital |
![](file.png) | LOGS | Laser Optogalvanic Spectrometry |
![](file.png) | LOH | Loss Of Heterozygosity |
![](file.png) | LOI | Limiting Oxygen Index [of Fire Retardant] |
![](file.png) | LOI | Loss Of Imprinting |
![](file.png) | LOI | Loss On Ignition |
![](file.png) | LOICZ | Land-Ocean Interactions In The Coastal Zone |
![](file.png) | LOIS | Land-Ocean Interaction Study |
![](file.png) | LOIS | Loss Of Interim Status |
![](file.png) | LOM | Laminated Object Manufacturing |
![](file.png) | LOMI | Low Oxidation-state Metal Ions |
![](file.png) | LOMO | Lowest Occupied Molecular Orbital |
![](file.png) | LOMU | Mantle Component With Low Pb-206/Pb-204 |
![](file.png) | LONEOS | Lowell Observatory Near-Earth-Object Search |
![](file.png) | LOPAC | Library Of Pharmacologically Active Compounds |
![](file.png) | LOPAIR | Long Path Infrared |
![](file.png) | LOPAP | Library Of Pharmacologically Active Peptides |
![](file.png) | LOPAP | Lonomia Obliqua Prothrombin Activator Protease |
![](file.png) | LOPC | Laser Optical Particle Counter |
![](file.png) | LOPT | Large-order Perturbation Theory |
![](file.png) | LOPT | Lowest-order Perturbation Theory |
![](file.png) | LOQ | Limit Of Quantitation |
![](file.png) | LORG | Localized Orbital-local Origin |
![](file.png) | LOSC | Law Of The Sea Convention |
![](file.png) | LOSIS | Law Of The Sea Information System |