Technology Abbreviations and Acronyms

1. DEF
   Diesel Exhaust Filter
2. DEF
   Diesel Exhaust Fluids
3. DEF
   Digital Enlightenment Forum
4. DEF
   Digital Eye Fatigue
5. DEF
   Duke Energy Florida
6. DEF
   DéTection éLectronique FrançAise
7. DEF
   Module Definition File
8. DEF
   Data Exchange Framework
9. DEF
   Defrost
10. DEF
    Defogger
11. DEF STAN
    Defence Stannard
12. DEF STD
    Defense Standard
13. DEF
    Djfogger
14. DEF
    Defcoster
15. DEFA
    Direction Des Etudes Et Fabrications D'Armement
16. DEFA
    Director of European Fighter Aircraft
17. DEFAMM
    Demonstration Facilities for Airport Movement Management
18. DEFCON
    Defence Condition
19. DEFCON
    Defense Readiness Conditions
20. DEFCON
    Defence Contract

Last updated: May 6, 2025 — Total entries: 355,030