| Acronym | Definition |
|---|
| NLR | North Little Rock (North Little Rock, AR) |
| NLR | Next Level Racing (Opelika, AL) |
| NLR | New Lunar Republic |
| NLR | Netherlands Leprosy Relief |
| NLR | Newark Light Rail (New Jersey) |
| NLR | Natural Language Recognition |
| NLR | No Longer Required |
| NLR | Nationaal Lucht en Ruimtevaartlaboratorium (Dutch: National Aerospace Laboratory, the Netherlands) |
| NLR | National Library of Russia |
| NLR | No License Required |
| NLR | Nazi Low Riders (gang) |
| NLR | NOD-Like Receptor (cytoplasmic protein; now Nucleotide-Binding Domain and Leucine-Rich Repeat Containing Family) |
| NLR | Narrow-Line Region (astronomy) |
| NLR | North London Railway |
| NLR | Non-Linear Regression |
| NLR | Negative Likelihood Ratio |
| NLR | New Logic Research (California) |
| NLR | Natural Language Representation |
| NLR | Natural Latex Rubber (rubber tree sap) |
| NLR | National Loans Register (South Africa) |
| NLR | National Lampoon Radio (show) |
| NLR | New License Revenue (various locations) |
| NLR | New Life Radio |
| NLR | National LamdaRail |
| NLR | Nittany Lion Recruiting (Penn State University) |
| NLR | No Limit Records (record label) |
| NLR | Nucleotide-Binding Domain and Leucine-Rich Repeat Containing Family (protein) |
| NLR | National Liaison Representative |
| NLR | No Longer Racist |
| NLR | Noise Load Ratio |
| NLR | Nice Little Roll (backgammon) |
| NLR | Night Lunch Relief (NYC subway system) |
| NLR | Non-Linear Resistive |
| NLR | Neodymium Laser Rangefinder |