| Acronym | Definition |
|---|
| HACD | Hungarian Association for Community Development |
| HACD | Home Area Customer Dialing |
| HACD | Hawaii Association of Conservation Districts |
| HACD | Houston Association for Communication Disorders |
| HACD | Housing Authority of the County of Dauphin (Pennsylvania) |
| HACD | Hebrew Academy of the Capital District |
| HACD | Haitian-American Community Dialogue |
| HACD | Human Adaptation Countermeasures Division (US NASA) |
| HACD | Heavy Alpha Chain Disease |
| HACD | Hyten Automotive Components Division |
| HACD | Hardware Architecture Configuration Document |
| HACD | Home Automation Control Device |
| HACD | House Appropriations Subcommittee on Defense |
| HACD | Housing Authority of the City of Dania (Florida) |