| Abbreviation | Definition |
|---|---|
| DDR | Deputy Dean of Research |
| DDRA | Doctoral Dissertation Research Abroad |
| DDS | Department of Dairy Science |
| DDSU | Dharma Drum Sangha University |
| DDU | Dharmsinh Desai University |
| DDU | Dire Dawa University |
| DDU | Dutch Digital University |
| DE | Department of Ecology |
| DEAS | Division Of Engineering And Applied Sciences |
| DEC | Distance Education Consortium |
| DEE | Determination Excels Everybody |
| DEEA | Department of Electrical and Electronic Apparatus |
| DEHS | Deaf Education and Hearing Science (UT) |
| DEL | Dean of English Language |
| DELSU | Delta State University |
| DELTA | Definitely Enough Learning To Achieve |
| DELTA | Delivering Emerging Learning Technologies Anytime |
| DELTA | Drink, Eat, Laugh, Talk, and Activities |
| DEMRI | Development Establishment Maintenance and Refinement Institute |
| DEMT | Design, Merchandising & Textiles (Texas Christian University) |