unmanned vertical-takeoff-and-landing drone

vertical takeoff and landing tactical unmanned aerial vehicle

vertical takeoff and landing tactical unmanned air system

vertical takeoff and landing tactical unmanned air vehicle

vertical takeoff and landing unmanned aerial system

vertical takeoff and landing unmanned air vehicle

electric vertical takeoff and landing (eVTOL) drone

vertical / short takeoff and landing (V/STOL)

vertical takeoff unmanned aerial vehicle

vertical takeoff unmanned air system

vertical takeoff unmanned air vehicle

conventional takeoff and landing aircraft (CTOL)

reduced takeoff and landing aircraft (RTOL)

automatic takeoff and landing (ATOL)

horizontal takeoff and landing (HTOL)

takeoff and landing (TOL)

vertical take off and landing (VTOL)

vertical take-off and landing (VTOL) aircraft

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

oblique takeoff or landing

conventional takeoff & landing (CTOL)

unmanned vertical flight

touch-and-go takeoff / take-off

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

blade flapping (the vertical movement in its plane of rotation because of differences in lift between the advancing and retreating blades)

velocity, vertical acceleration and altitude

drone war (world’s first drone war)

drone field of view (drone FOV)

drone swarm attack / drone swarming attack

drone swarm's counter-drone capabilities

hobby drone (hobby grade drone)

one-way attack drone (OWA drone)

manned and unmanned systems integration capability (MUSIC)