| Acronym | Definition |
|---|
| HOR➣Horizon/Horizontal |
| HOR➣Horror (movies genre) |
| HOR➣House of Representatives |
| HOR➣Head of Region (various organizations) |
| HOR➣Higher-Order Representation (consciousness theory) |
| HOR➣Home Of Record |
| HOR➣Halls of Reflection (World of Warcraft dungeon) |
| HOR➣Higher Order Rewriting |
| HOR➣Hydrogen Oxidation Reaction (chemistry) |
| HOR➣Horta, Azores, Portugal (airport code) |
| HOR➣Hell on Rails (RC aircraft) |
| HOR➣House of Rahl (Terry Goodkind's Sword of Truth series) |
| HOR➣Homie Onda Regular (musical group) |
| HOR➣Hand-Over Request |
| HOR➣Humber Oil Refinery (NE Lincolnshire, UK) |