| Abbreviation | Definition |
|---|---|
| NPD | No Print Dialog |
| NPM | Non Power Mac |
| NPQL | Non procedural query language |
| NPS | Nick Pass Scanner |
| NPU | Numerical Processing Unit |
| NQC | Not Quite C |
| NQF | National Qualifications Framework |
| NRAM | non-volatile random-accessed memory |
| NRC | No Right Click |
| NRT | No Run Time |
| NRT | Non Real Time |
| NS | Name Space |
| NS | Not Shown |
| NSA | National Security Agency |
| NSB | Next Significant Byte |
| NSBS | National Small Business Systems |
| NSC1 | Network Systems Cipher One |
| NSE | Name Start End |
| NSF | Normal System Foundation |
| NSFW | not safe for work |