Spaceflight Abbreviations and Acronyms

1. LCCD
   Launch Commit Criteria Document
2. LCD
   Launch Countdown
3. LCE
   Launch Complex Engineer
4. LCE
   Launch Complex Equipment
5. LCOSS
   Lunar Crater Observation and Sensing Satellite
6. LCROSS
   Lunar Crater Observation and Sensing Satellite
7. LCS
   Launch Control System
8. LCT
   Launch Countdown
9. LDEC
   Lunar Docking Events Controller
10. LDIU
    Launch Data Interface Unit
11. LDS
    Landing, Deservicing and Safing
12. LDS
    Launch Detection Satellite
13. LEM
    Lunar Excursion Module
14. LEM
    Launch Escape Monitor
15. LEO
    Low Earth Orbit (satellite communications)
16. LES
    Launch Escape Subsystem
17. LES
    Lincoln Experimental Satellite
18. LES
    Launch Equipment Shop
19. LETF
    Launch Equipment Test Facility
20. LEV
    Lunar Excursion Vehicle

Last updated: May 24, 2020 — Total entries: 1,156