| Acronym | Meaning |
 | DMP | Data Management Plan |
 | DMS | Data Management System |
 | DMS | Device Management System |
 | DMSP | Defense Meteorological Satellite Program |
 | DMSP SPO | DMSP System Program Office |
 | DNA | Defense Nuclear Agency |
 | DNFSB | Defense Nuclear Facilities Safety Board |
 | DNO | Do Not Operate |
 | DNP | Division Of Nuclear Physics |
 | DNS | Direct Numerical Simulation |
 | DNS | Domain Name Service |
 | DNS | Domestic Name System |
 | DOA | Department Of Agriculture |
 | DOAS | Differential Optical Absorption Spectroscopy |
 | DOC | Department Of Commerce |
 | DOC | Dissolved Organic Carbon |
 | DOD | Digital Omega Dropwindsonde |
 | DOD | Department Of Defense |
 | DOD | Digital Optical Disk |
 | DODCI | Department Of Defense Computer Institute |
 | DODP | Department Of Defense Programs |
 | DODS | Distributed Ocean Data System |
 | DOE | Department Of Energy |
 | DOE/HQ | Department Of Energy Headquarters |
 | DOE/HQ-EH | DOE Headquarters |
 | DOE/ID | DOE Idaho |
 | DOE/NV | DOE Nevada Operations Office |
 | DOE/RF | DOE Rocky Flats Operations Office |
 | DOE/RFO | DOE Rocky Flats Office |
 | DOE/RL | DOE Richland Operations |
 | DOE/SR | DOE Savannah River |
 | DOELAP | DOE Laboratory Accreditation Program |
 | DOI | Department Of Interior |
 | DOJ | Department Of Justice |
 | DOL | Department Of Labor |
 | DOMONIC | Johnsten Island Experiment |
 | DOMSAT | Domestic Satellite |
 | DOOS | DICOMED Online Operating System |
 | DOPLID | Doppler Lidar |
 | DOPLIGHT | Doppler And Lightning Program |
 | DORIS | Determination D'Orbite Et Radiopositionement Integre Par Satellite |
 | DORIS | Doppler Orbitography & Radiopositioning Integrated By Satellite |
 | DOS | Department Of State |
 | DOS | Department Of Space |
 | DOS DISK OPERATING SYSTEM | N/A |
 | DOSECC | Deep Observation And Sampling Of The Earth's Continental Crust |
 | DOT | Department Of Transportation |
 | DOW | Defenders Of Wildlife |
 | DP | Data Processing |
 | DP | Defense Programs |