| Abbreviation | Definition |
|---|---|
| DAc(WV) | Doctor of Acupuncture, West Virginia |
| DACBR | Diplomate of the American Chiropractic Board of Radiology |
| DAE | Diploma of Associate Engineer |
| DAS | Data Access Service |
| DASDM | Diploma in Advanced Software Development Methodologies |
| DB | Data Breach |
| DBA | Doctor of Business Administration |
| DBA | Doctorate of Business Administration |
| DBAPHD | Dosctor of Business Administration |
| DBEE | Diploma in Biomedical Equipment Engineering |
| DBH | Doctor of Behavioral Health |
| DBID | Diploma in Business Innovation and Design |
| DBID | Diploma in Business Innovation Design |
| DBM | Doctor of Botanical Medicine |
| DBO | Death Benefit Option |
| DBPS | Disinfectant byproducts |
| DC | Desk top computor |
| DC | Desk top conferencing |
| DC | Diversion Canal |
| DC | Doctor of Chiropractic |