DEF in NASA could mean:
Displaying 1-2 of 2 result(s).
DEF
Defense
in NASA
DEF
DEFinition
in NASA




Similar to DEF

ABS - Air Breathing System
ABS - Air Base Supply
ABT - Approximate Burn Time
ABU - Analog Back- Up
ABU - After Body Unit
ABUP - Auxiliary Back- Up Plate
ABV - Above

View all in NASA