NAIL
| Acronym | Definition |
|---|---|
| NAIL | not Another Implementation of Logic |
| NAIL | NARA Archival Information Locator |
| NAIL | National Archives Information Locator |
| NAIL | New Africa Investments Limited (South Africa) |
| NAIL | Nottingham Against Incineration and Landfill (est. 2002; UK) |
| NAIL | Numerical Aperture Increasing Lens (microscopy) |
| NAIL | Nostradamus Artificial Intelligence Language (Nostradamus Operating System) |