S: (adj) aerial (existing or living or growing or operating in the air) "aerial roots of a philodendron"; "aerial particles"; "small aerial creatures such as butterflies"; "aerial warfare"; "aerial photography"; "aerial cable cars"
S: (adj) aeriform, aerial, airy, aery, ethereal (characterized by lightness and insubstantiality; as impalpable or intangible as air) "figures light and aeriform come unlooked for and melt away"- Thomas Carlyle; "aerial fancies"; "an airy apparition"; "physical rather than ethereal forms"