The Collaborative International Dictionary of English v.0.48:

aviate \aviate\ v. t. & i.
   1. fly an airplane.

   Syn: fly, pilot.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Aviate \A"vi*ate\, v. i. [imp. & p. p. Aviated; p. pr. & vb.
   n. Aviating.]
   To fly, or navigate the air, in an a["e]roplane or
   heavier-than-air flying machine. [Colloq.]
   [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

aviate
    v 1: operate an airplane; "The pilot flew to Cuba" [syn: fly,
         aviate, pilot]