zero time-of-flight weapon

zero-zero landing

zero-zero weather

zero time reference

zero feet flight

zone standard time (zone time) (ZST)

time to climb / climb time

time-gain control / gain time control

real time kinematic / real-time kinematic (RTK)

takeoff time (T time)

Driven Ammunition, Reduced Time of flight (DART)

time of flight (TOF)

active flight time

differential effect on time of flight

level flight time (LFT)

flight time

nuclear weapon employment time

weapon reaction time

weapon target time

flight restriction zone / flight restricted zone (FRZ)

nuclear weapon; atomic weapon

weapon-counter-weapon pendulum

battlesight zero (BZO)

ground zero (GZ)

vision nil (zero)

zero elevation

zero in on

zero shot

zero tolerance

zero visibility

zero zone

zero-in

zero dark thirty