| Acronym | Definition |
|---|
| C2D2➣Cleanup Criteria/Decision Document |
| C2D2➣Canadian Community on Dialogue and Deliberation |
| C2D2➣Command and Control Development Division (USAF) |
| C2D2➣Command & Control Domain-Directed |
| C2D2➣Cruiser Conversion Definition Document (US Navy) |
| C2D2➣Climate Change Data and Detection |