| Acronym | Definition |
|---|
| CDTA | Capital District Transportation Authority (Albany/Schenectady/Troy Area, NY) |
| CDTA | Continental Divide Trail Alliance |
| CDTA | Centre de Developpement des Technologies Avancees (French) |
| CDTA | Canadian Dance Teachers' Association |
| CDTA | Conscious Decision to Appoint (wireless communications: UK) |
| CDTA | Clinical Dental Technicians Association (UK) |
| CDTA | Community Development Technical Assistance |
| CDTA | College of Dental Technologists of Alberta (Canada) |
| CDTA | Chemical Diversion and Trafficking Act of 1988 |
| CDTA | Cranbrook District Teachers Association (Canada) |
| CDTA | Clostridium Difficile Toxin Assay |
| CDTA | Comox District Teachers Association (Courtenay, BC, Canada) |
| CDTA | Canadian Dental Therapists Association |
| CDTA | Corporate Driver Training Australia Pty. Ltd. |
| CDTA | Trans-1,2-Cyclohexanediaminetetraacetic Acid (chelator) |
| CDTA | Certified Drug Test Administrator |
| CDTA | Corporate and Dividend Tax Act (Hungary) |
| CDTA | Current Differencing Transconductance Amplifier |
| CDTA | Court Decision To Affirm |
| CDTA | Cryopréservation, Distribution, Typage et Archivage Animal (French: Cryopreservation, Distribution, Typing and Animal Archiving) |