The Collaborative International Dictionary of English v.0.48:

Auspicate \Aus"pi*cate\, v. t.
   1. To foreshow; to foretoken. [Obs.] --B. Jonson.
      [1913 Webster]

   2. To give a favorable turn to in commencing; to inaugurate;
      -- a sense derived from the Roman practice of taking the
      auspicium, or inspection of birds, before undertaking any
      important business.
      [1913 Webster]

            They auspicate all their proceedings. --Burke.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Auspicate \Aus"pi*cate\, a. [L. auspicatus, p. p. of auspicari
   to take auspices, fr. auspex a bird seer, an augur, a contr.
   of avispex; avis bird + specere, spicere, to view. See
   Aviary, Spy.]
   Auspicious. [Obs.] --Holland.
   [1913 Webster]

WordNet (r) 3.0 (2006):

auspicate
    v 1: indicate by signs; "These signs bode bad news" [syn:
         bode, portend, auspicate, prognosticate, omen,
         presage, betoken, foreshadow, augur, foretell,
         prefigure, forecast, predict]
    2: commence in a manner calculated to bring good luck; "They
       auspicated the trip with a bottle of champagne"