| Abbreviation | Definition |
|---|---|
| HCLC | Hardeman County Learning Center |
| HCLC | Harwood Community Learning Center |
| HCLC | Historic and Cultural Landmarks Commission |
| HCLC | Horizon Community Learning Center |
| HCLE | Human Capital Leaders in Education |
| HCML | Human Centered Machine Learning |
| HCN | Homework Center Newsletter |
| HCP | Honors Cooperative Program |
| HDBL | Hybrid Distance Based Learning |
| HDCU | Harper Dictionary of Contemporary Usage |
| HDEC | Holocaust Documentation and Education Center |
| HDEC | Howard Dean Education Center |
| HDI | Human Development Index |
| HDIT | Hastings Deering Institute of Technology |
| HDLH | How Does Learning Happen |
| HE | Higher Education |
| HE | Home Economics |
| HE | Hygiene Education |
| HEA | Hayward Education Association |
| HEA | Hebrew Educational Alliance |