HX
| Acronym | Definition |
|---|---|
| HX | History |
| HX | Heat Exchanger |
| HX | Human Experience |
| HX | Hermeneutics (theology) |
| HX | Halifax (postcode, United Kingdom) |
| HX | Hydrogen Exchange |
| HX | Half Duplex |
| HX | Handling Instructions (Radio traffic handling) |
| HX | Hotline X |
| HX | Hercules & Xena: Alliance of Heroes (game) |