HET
Het stands for:
- Het , an indigenous people, also known as the Pampas
Hét stands for:
- Hét , municipality in Borsod-Abaúj-Zemplén county, Hungary
HET is an abbreviation for:
- Hall effect thruster , see ion propulsion #History
- Auxiliary switch button, see level crossing (Germany) # ÜS systems
- Hobby Eberly Telescope , a reflector telescope optimized for spectroscopy
- Hormone replacement therapy , the medical use of hormones
HET as a distinguishing mark on license plates:
- Germany: District of Hettstedt (1991–1994)
- Germany: District of Mansfeld-Südharz (since 2013)