| Acronym | Definition |
|---|
| INL | I'm Not Laughing |
| INL | Idaho National Laboratory |
| INL | International Iberian Nanotechnology Laboratory (Braga, Portugal) |
| INL | Institut des Nanotechnologies de Lyon (French: Lyon Institute of Nanotechnology; Lyon, France) |
| INL | Inter Nodal Link |
| INL | Instrumentation Library |
| INL | Inner Nuclear Layer |
| INL | Instituut voor Nederlandse Lexicologie |
| INL | Integral Non-Linearity |
| INL | Indian National League (political party; India) |
| INL | International Narcotics and Law Enforcement Affairs Bureau (US Department of State) |
| INL | International Falls, MN, USA - Falls International (Airport Code) |
| INL | Infoterm Newsletter |
| INL | Internode Link |
| INL | Internodal Link (Timeplex Equipment) |
| INL | Inspection Log |
| INL | Infocom Network Limited (India) |
| INL | Integrated News Layout |