NEK
| Acronym | Definition |
|---|---|
| NEK | Northeast Kingdom (Vermont) |
| NEK | Nuklearna Elektrarna Krško (Slovenian: Krško Nuclear Power Plant; Krško, Slovenia) |
| NEK | Natsionalna Elektricheska Kompania (Bulgarian: National Electric Company; Bulgaria) |
| NEK | Norsk Electroteknisk Komite |
| NEK | Normal Human Epidermal Keratinocyte (cancer research) |
| NEK | Nordisk Embedsmandskomité for Konsumentspørgsmål (Danish: Nordic Senior Officials Cooperation Committee on Consumer Questions) |