| Abbreviation | Definition |
|---|---|
| HMEC | Horace Mann Educators Corporation (insurance holding company) |
| HMIE | Her Majesty's Inspectorate of Education |
| HMR | Home Meal Replacement |
| HMS | Hally Middle School, Detroit, Michigan |
| HMSE | Honourable Minister of State for Education |
| HMTAX | Local Hotel/Motel Excise Tax |
| HNGH | High Numbers Get Higher |
| HNUE | Hanoi National University of Education |
| HO | Health Occupations |
| HO | Hearing Officers |
| HOE | Health Occupations Education |
| HOH | House Of Hospitality |
| HOL | Hands-On Laboratory |
| HOLA | Hispanic Open Learning Academy |
| HOLF | Heads Of Learning Forum |
| HOLF | Historical Online Learning Foundation |
| HOLMES | Heuristic Ontology Learning Machine and Experiential Systems |
| HOLS | Head of Learning and Skills |
| HOLU | Hampshire Open Learning Unit |
| HOME | Helping Others Magnify Education |