| Abbreviation | Definition |
|---|---|
| HAL | Hyperspace Analog to Language |
| HAL9000 | Heuristically-Programmed ALgorithmic computer 9000 (Title explained by author Arthur C. Clarke) |
| HAM | Human Against Monster |
| HATE | Hatred Against The Earth |
| HBD | Here Be Dragons |
| HBP | Half Blood Prince |
| HC | Heroic Corner |
| HC | High Council |
| HC | Hunter Clan |
| HCF | Host Capture Force |
| HDC | Half Dead Clan |
| HDF | Hell's Destruction Force |
| HDM | Her Dark Majesty |
| HDS | Hobbit Defense Squad |
| HDTV | Hyper Drive Transistor Variation |
| HEMP | Henshin Empire |
| HERO | Helping Every Robot Organization |
| HG | Hollow Grounds |
| HG | Hunger Games |
| HH | Human Humanoid |