air battle; dog fight; aerial battle
hanging garden; hanging gardens
mid-air breakage or disintegration
levitation; floating on air; airborne (e.g. bacteria); aero-
stroll in the air (e.g. leisurely helicopter, airplane ride)
aerial refueling; in-flight refueling
air tanker; aerial tanker; airborne refuelling craft
air transportation; air transport; transport by air
airborne wind power generation; kite power generation