ground speed

wing-in-ground-effect amphibious craft; ground-effect vehicle (GEV); wing-in-ground-effect (WIG); ground-effect craft; wingship; flarecraft; ekranoplan

supersonic speed (exceeds speed of sound / Mach 1)

variable-speed with speed control

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

Nr gauge (Nr = speed of rotation) / rotor speed sensor

Motor PWM speed separated from PID speed

maximum ground speed for water landing with floats inflated

zero ground speed hover

Return ground speed (meters/second)

battle-ground / battle ground / battleground

Ground Observer 12 (GO 12 Ground Surveillance Radar, нім. Bodenüberwachungsradar)

vantage ground / vantage-ground

ground-to-ground guided missile

ground-to-ground rocket

ground/air communications / ground-air communication

apparent speed

average speed

blade speed

convoy speed

critical speed

cross-country speed

endurance speed

exhaust speed

full speed (naut.)

gear speed decreaser

group transit speed

high-speed antiradiation missile (HARM)

high-speed boat

hypersonic (speed)

lightweight high-speed antisubmarine torpedo

maximum road speed

maximum speed