What does "aerial" mean?

Aerial: Consisting of air; resembling, or partaking of the nature of air. Hence: Unsubstantial; unreal.

Additional senses

  1. 2.Rising aloft in air; high; lofty; as, aërial spires.
  2. 3.Growing, forming, or existing in the air, as opposed to growing or existing in earth or water, or underground; as, aërial rootlets, aërial plants. Gray.
  3. 4.Light as air; ethereal. Aërial acid, carbonic acid. [Obs.] Ure. -- Aërial perspective. See Perspective.

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