aer

adj. 1. treated by having air passed or bubbled through it for purification; -- of a liquid [ WordNet 1.5 ]

2. (Physiol.) supplied with oxygen by respiration; -- used of tissues or especially blood
Syn. -- oxygenated [ WordNet 1.5 ]

3. 1 supplied with carbon dioxide
Syn. -- charged [ WordNet 1.5 ]

n. [ Cf. F. aération. ] 1. Exposure to the free action of the air; airing; as, aëration of soil, of spawn, etc. [ 1913 Webster ]

2. (Physiol.) A change produced in the blood by exposure to the air in respiration; oxygenation of the blood in respiration; arterialization. [ 1913 Webster ]

3. The act or preparation of charging a liquid with carbon dioxide gas to make it effervescent. [ 1913 Webster ]

4. the act of charging a liquid with air or oxygen for the purpose of purification. [ WordNet 1.5 +PJC ]

n. 1. That which supplies with air or gas; specif.: (a) An apparatus used for charging mineral waters with gas and in making soda water. (b) A fumigator used to bleach grain, destroying fungi and insects. [ Webster 1913 Suppl. ]

2. an apparatus for exposing something to the air (as sewage). [ WordNet 1.5 ]

{ ‖, n. [ NL. aërenchyma. See Aëro-; Enchyma. ] (Bot.) A secondary respiratory tissue or modified periderm, found in many aquatic plants and distinguished by the large intercellular spaces. [ Webster 1913 Suppl. ]

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. ]