The Collaborative International Dictionary of English v.0.48:

Inflatus \In*fla"tus\, n. [L. See Inflate, v. t.]
   A blowing or breathing into; inflation; inspiration.
   [1913 Webster]

         The divine breath that blows the nostrils out
         To ineffable inflatus.                   --Mrs.
                                                  Browning.
   [1913 Webster]