NASA Abbreviations and Acronyms

1. CNC
   Computer Numerical Control
2. CND
   Cannot Duplicate
3. CND
   Condition
4. CNDN
   Condition
5. CNE
   C
6. CNR
   National Research Council
7. CNRL
   Communications and Navigation Research Laboratory
8. CNS
   Communications
9. CNSL
   Console
10. CNT
    Contact
11. CNTL
    Control
12. CNTLR
    Controller
13. CNTR
    Center
14. CNTR
    Control
15. CNTRL
    Controller
16. CNTRL
    Control
17. CNWDI
    Critical Nuclear Weapons Design Information
18. CO
    Checkout
19. CO
    Control
20. CO
    Concept of Operations

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