1. (

• aeriform ,
• airlike

) resembling air or having the form of air ;

2. (

• 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" ;