| Acronym | Definition |
|---|
| PDHC➣Pyruvate Dehydrogenase Complex (biochemistry) |
| PDHC➣Pregnancy Decision Health Centers (Columbus, OH) |
| PDHC➣Pictou District Honour Choir (Nova Scotia, Canada) |
| PDHC➣Platform Dependent Hardware Controller (Hewlett Packard computer hardware component) |
| PDHC➣Patient Directed Health Care |