| Acronym | Meaning |
| DST | Data Systems Test |
| DTC | Developmental Testbed Center |
| DTC | Distance Traveled Count |
| DTC | Office Of Defense Trade Controls |
| DTF | Data Test Facility |
| DTF | Development And Test Facility |
| DTF3 | Diagnostic Turbulent Flux Algorithm |
| DTF3.1 | Same As DTF3 |
| DTG | Data Time Group |
| DTIC | Defense Technical Information Center |
| DTM | Digital Terrain Map |
| DTR | Development And Test Resource |
| DTRC | David Taylor Research Center |
| DTSA | Defense Technology Security Administration |
| DUDFCD | Denver Urban Drainage And Flood Control District |
| DULTI | University Of Denver Low Turbulence Inlet |
| DUOF | Depleted Uranium Oxide Facility |
| DVM | Digital Voltmeter |
| DVM | Dynamic Vegetation Model |
| DWB | Library |
| DWB | Developers Workbench |
| DWB | Library |
| DWS | Dropwindsonde |
| DWTF | Decontamination And Waste Treatment Facility |
| DXF | Data Exchange Format |
| DYANA | Dynamics Adapted Network For The Atmosphere |
| DYCOMS | Dynamics And Chemistry Of Marine Stratocumulus |
| DYCOMS-II | Dynamics And Chemistry Of Marine Stratocumulus |
| DYNA | Structural Dynamics Analysis |
| E | Epsilon |
| E-MAIL | Electronic Mail |
| EAA | Export Administration Act |
| EAC | Employee Activities Committee |
| EAC | Estimated Cost At Completion |
| EACR | Environmental Area Characterization Report |
| EAD | Energy And Air Division (EPA |
| EAG | Environmental Assessments Group |
| EAG | Exposure Assessment Group |
| EAO | Economy Act Order |
| EAR | Ethics Advisory Review |
| EAR | Export Administration Regulations |
| EARN | European Academic Research Network |
| EASDS | Earth Science And Applications Data System |
| EASOE | European Arctic Stratospheric Ozone Experiment |
| EBAM | Electron-beam-accessed-memory |
| EBB | Equivalent Blockbody |
| EBCDIC | Extended Binary-coded Decimal Interchange Code |
| EBR-II | Experimental Breeder Reactor II |
| EBUFR | Enhanced Binary Universal Form |
| EC | European Community |