| Abbreviation | Definition |
|---|---|
| DTBL | Douglass Truth Branch Library |
| DTL | Database Template Library |
| DTL | Diff Template Library |
| DTL | Digital Theological Library |
| DTL | Dutch Type Library |
| DTRL | DeSoto Trail Regional Library |
| DUGL | The DOS Ultimate Game Library |
| DWPL | Delphi Wdosx Project Library |
| DZL | Denver Zine Library |
| EA | Editorial Assistant |
| EACI | Electronic Atlas of Central Indiana |
| EAGL | Electronic Arts Graphics Library |
| EAL | East Asia Library |
| EAL | East Asian Library |
| EAL | Evidence Analysis Library |
| EAP | Edgar Allan Poe |
| EAPL | Easton Area Public Library |
| EAPL | Ela Area Public Library |
| EB | Electronic Book |
| EB | Encyclopaedia Britannica |