The Collaborative International Dictionary of English v.0.48:

Aerify \A"["e]r*i*fy\, v. t. [L. a["e]r air + -fly.]
   1. To infuse air into; to combine air with.
      [1913 Webster]

   2. To change into an a["e]riform state.
      [1913 Webster]

WordNet (r) 3.0 (2006):

aerify
    v 1: turn into gas; "The substance gasified" [syn: gasify,
         vaporize, vaporise, aerify]