| Abbreviation | Definition |
|---|---|
| NESA | National Electronic Security Authority |
| NESLI | National Electronic Site Licence Initiative |
| NESN | Nationwide Electronic Service Network |
| NESS | The Newcastle Electronic Submission System |
| NETA | National Electrical Testing Association |
| NETD | Noise Equivalent Temperature Difference |
| NEV | Neighbourhood Electric Vehicle |
| NEVS | National Electric Vehicle Sweden |
| NEVS | National Electric Vehicles Sweden |
| NEVS | National Electronic Vehicle Sweden |
| NEVVA | National Electronic Visit Verification Association |
| NEWTS | Naval Electronic Warfare Training Sys |
| NEXAFS | Near Edge X-ray Absorption Fine Structure |
| NF | Negative Frequency |
| NF | Noise Figure |
| NF | Non-Filtered |
| NFAP | National Frequency Allocation Plan |
| NFB | No FeedBack |
| NFC | Near-Field Communication |
| NFE | Near Free Electron |