| Abbreviation | Definition |
|---|---|
| DBTH | Diploma of Botano Therapy Herbal |
| DCA | Diploma in computer Application |
| DCA | Docker Certified Associate |
| DCAS | Digital Certificate Authentication Service |
| DCBR | Diploma in Community Based Rehabilitation |
| DCBR | Diploma in Consumer Behaviour Research |
| DCDS | Datto Certified Deployment Specialist |
| DCE | Digital Certificate of Entitlement |
| DCET | Diploma Common Entrance Test |
| DCFP | Diploma dos Castelos e Fortalezas de Portugal |
| DCGC | Diploma Course in Guidance and Counselling |
| DCI | Dutch Certification Institute |
| DCIA | Daniel Certified Infocom Associate |
| DCIC | Data Cabling Installer Certification |
| DCIE | DataCore Certified Implementation Engineer |
| DCL | Diploma in Comparative Law |
| DCLA | Diamond Certification Laboratory of Australia |
| DCMP | DMA Certified Marketing Professional |
| DCNP | Dermatology Certified Nurse Practitioner |
| DCO | Developer Certificate of Origin |