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Wiktionary
uav

n. (context aviation English) unmanned aerial vehicle; an unpiloted aircraft capable of controlled, sustained, level flight.

Wikipedia
UAV (disambiguation)

A UAV is an unmanned aerial vehicle, commonly known as a drone.

UAV may also refer to:

Usage examples of "uav".

UAVs had been knocked out of the air and destroyed, and recon minnies had been destroyed on the ground.

General Aguinaldo was going to have to rely on aircraft and the FIST’s unmanned aerial vehicles for intelligence, but the UAVs wouldn’t do much good until he had some idea where to send them—their range was too short and the area to be surveilled too vast for them to be sent out on effective random patrols.

General Aguinaldo was going to have to rely on aircraft and the FIST's unmanned aerial vehicles for intelligence, but the UAVs wouldn't do much good until he had some idea where to send them--their range was too short and the area to be surveilled too vast for them to be sent out on effective random patrols.

UAVs have two big advantages over conventional aircraft low unit cost, and zero pilot mortality.