| Abbreviation | Definition |
|---|---|
| HOB | History of Order Book |
| HOET | History Of Economic Thought |
| HOGI | Historical Oil and Gas Information |
| HOH | Hats of History |
| HOME | History Of Middle Earth |
| HOMER | History of Moviegoing Exhibition and Reception |
| HOPC | History of Psychology Centre |
| HOPE | History Observation Palpation Evaluation |
| HOPL | History Of Programming Languages |
| HOPR | History of Philosophy Roundtable |
| HOPR | History of Power Rangers |
| HOPS | History Observation Palpation and Special |
| HOPS | history observation palpation and strength |
| HOPS | History Observation Palpation Special |
| HOSR | History of Satellite Reconnaissance |
| HOW | History Of the World |
| HP | History and Physical |
| HPDY | Historical Prices Distributions Yields |
| HPM | Historical Project Mod |
| HPM | History Philosophy And Metaphor |