NASA Abbreviations and Acronyms

1. PDM-FM
   Pulse Duration Modulation/Zrequency Modulation
2. PDMP
   Project Data Management Plan
3. PDP
   Procurement Data Package
4. PDP
   Plasma Diagnostics Package
5. PDP
   Preliminary Definition Plan
6. PDP
   Program Development Plan
7. PDP
   Project Definition Phase
8. PDPF
   Packet Data Processing Facility
9. PDR
   Program Director'S Review
10. PDR
    Processed Data Relay
11. PDR
    Preliminary Design Review
12. PDR
    Preliminary Data Requirements
13. PDR
    Processed Data Recorder
14. PDR
    Program Design Review
15. PDRD
    Procurement Data Requirements Document
16. PDRL
    Procurement Data Requirements List
17. PDRM
    Payload Deployment and Retrieval Mechanism
18. PDRS
    Payload Deployment and Retrieval System
19. PDRS
    Payload Data and Retrieval System
20. PDRS
    Payload Deployment and Retrieval System(s)

Last updated: May 6, 2025 — Total entries: 14,020