| Abbreviation | Definition |
|---|---|
| DT | Design Technology |
| DT | Dressing Table |
| DTAH | Formerly du Toit Allsopp Hillier, but since 2012 simply DTAH |
| DTAL | Digital Technology Architecture Lab |
| DTE | Dual Tile Encoding |
| DTR | Dual Tension Restorer |
| DU | Drafting Unit |
| DW | Dry Wall |
| DWA | Data Warehouse Architect |
| DWG | Drawing |
| DWR | Design Within Reach |
| E | Eaves |
| E | Ebony |
| E | Entrance |
| E | Estimate |
| E | Extrados (The exterior of an arch- Architecture) |
| EA | Equal Angle |
| EAALA | Efren A Aurelio Landscape Architects |
| EAAT | Enterprise Architecture Analysis Tool |
| EACAP | Enterprise Architecture Capital Asset Plan |