Airway Abbreviations and Acronyms

1. HDS
   Hours of Daylight Saving
2. HDWHL
   Hand Wheel
3. HE
   Altitude Error
4. HEAD
   Flight With Head of State Htatus
5. HEAGS
   Hydraulic Electrical Generating System
6. HEATG
   Heating
7. HEFA
   Hydro Processed Esters and Fatty Acids
8. HEG
   Hatching Eggs
9. HEIDI
   Harmonization of European Incident Definitions Initiative for Atm
10. HELLANET
    Hellexic Aeronautical Network
11. HEO
    Highly Inclined Elliptical Orbit
12. HERA
    Human Error In Atm
13. HERAS
    Hellenic Radar System
14. HERMES
    Harmonized En-Riute Metering and Spacing
15. HF
    Holding To A Fix
16. HFDR
    High Frequency Data Radio
17. HFEM
    Human Factor and Error Management System
18. HFIAI
    Human Factors In Incident and Accident Investigation
19. HFML
    Hih-Fibre Meal
20. HFSG
    Human Factors Study Group

Last updated: January 4, 2020 — Total entries: 3,568