a. [ L. aërius. See Air. ] 1. Of or pertaining to the air, or atmosphere; inhabiting or frequenting the air; produced by or found in the air; performed in the air; as, aërial regions or currents; the aërial maneuvers of a fighter plane. “Aërial spirits.” Milton. “Aërial voyages.” Darwin. [ 1913 Webster ]

2. Consisting of air; resembling, or partaking of the nature of air. Hence: Unsubstantial; unreal. [ 1913 Webster ]

3. Rising aloft in air; high; lofty; as, aërial spires. [ 1913 Webster ]

4. Growing, forming, living, or existing in the air, as opposed to growing or existing in earth or water, or underground; as, aërial rootlets, aërial plants; the aerial roots of a philodendron. Gray. [ 1913 Webster ]

5. Light as air; ethereal. [ 1913 Webster ]

6. operating or operated overhead especially on elevated cables. aerial conveyers for transporting raw materials [ WordNet 1.5 ]

7. operating or moving in the air. an aerial cable car; aerial combat [ WordNet 1.5 ]

Aerial acid, carbonic acid. [ Obs. ] Ure. --
Aerial perspective. See Perspective. [ 1913 Webster ]

n. 1. (Football) a pass to a receiver downfield from the passer.
Syn. -- forward pass [ WordNet 1.5 ]

2. a metallic wire, rod, or combination of rods connected to an electronic device, designed to send or receive radio or television signals.
Syn. -- antenna [ WordNet 1.5 ]

n. 1. an athlete who performs acts high above the ground on a trapeze or high wire, requiring skill and agility and coordination.
Syn. -- trapeze artist [ WordNet 1.5 +PJC ]

2. a burglar who gains entrance to buildings from the rooftop, sometimes leaping from building to building in the process. A type of second-story man. [ Slang ] [ PJC ]

. (a) A stretched wire or rope elevated above the ground and forming a way along which a trolley may travel, for conveying a load suspended from the trolley. (b) An elevated cableway. [ Webster 1913 Suppl. ]

. A sickness felt by aëronauts due to high speed of flights and rapidity in changing altitudes, combining some symptoms of mountain sickness and some of seasickness. The nauseous symptoms similar to seasickness experienced by passengers in pressurized aircraft is called air sickness. [ Webster 1913 Suppl. +PJC ]