vertical field of fire

instantaneous vertical speed indicator / instantaneous vertical-speed indicator (IVSI)

vertical gradient field

slant fire; diagonal fire; oblique fire; fire to the oblique

live-fire training (field-fire training)

field officer (field-grade officer / senior officer)

combat field pack, field pack

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

combination field and field-off duty uniform

vertical fire

fire control orders (FCO) ('Hold Fire', 'Cease Fire' and 'Engage')

selector lever, fire selector, fire switch, fire selector switch

field of fire (FOFF)

all-around field of fire

all-around field-of-fire emplacement

clear field of fire

effective field of fire

impair the field of fire

thin out the field of fire

field of fire

horizontal field of fire

high vertical inclination angle

vertical

vertical / short takeoff and landing (V/STOL)

vertical aerial photography

vertical angle

vertical axis

vertical blip

vertical datum plane

vertical distance

vertical envelopment

vertical gyro indicator

vertical photograph