| Abbreviation | Definition |
|---|---|
| DCL | Decimal Control Language |
| DCL | Deployment Configuration Language |
| DCL | Dialog Control Language |
| DCL | Digital Control Language |
| DCML | Data Center Markup Language |
| DCPL | Design Concepts in Programming Languages |
| DDDL | Data Dictionary Definition Language |
| DDL | data description language |
| DDL | Data Drop Language |
| DDL | Database Design Language |
| DDL | Definition data language |
| DDLC | Doki Doki Literature Club |
| DDLG | Doki Doki Literature Glub |
| DDML | Document Definition Markup Language |
| DDSL | Data Domain Specific Language |
| DEAL | Dignity Education Advocacy and Language |
| DEAL | Dignity Education And Language |
| DEAL | Dignity, Education, And Language |
| DEL | Documenting Endangered Languages |
| DELC | Dakar English Language Center |