| Acronym | Definition |
|---|
| CDHA➣Canadian Dental Hygienists Association |
| CDHA➣Capital District Health Authority |
| CDHA➣California Dental Hygienists' Association (Glendale, CA) |
| CDHA➣Center for Demography of Health and Aging |
| CDHA➣Connecticut Dental Hygienists' Association |
| CDHA➣Capital District Humane Association, Inc. (Mechanicville, NY) |
| CDHA➣Centre de Documentation Historique d'Algérie (French: Historical Documentation Center in Algeria) |