Source : Webster's Revised Unabridged Dictionary (1913)

Inauguration \In*au`gu*ra"tion\, n. [L. inauguratio a beginning:
   cf. F. inauguration.]
   1. The act of inuagurating, or inducting into office with
      solemnity; investiture by appropriate ceremonies.

            At his regal inauguration, his old father resigned
            the kingdom to him.                   --Sir T.
                                                  Browne.

   2. The formal beginning or initiation of any movement, course
      of action, etc.; as, the inauguration of a new system, a
      new condition, etc.

Source : WordNet®

inauguration
     n 1: the act of starting a new operation or practice; "he opposed
          the inauguration of fluoridation"; "the startup of the
          new factory was delayed by strikes" [syn: {startup}]
     2: the ceremonial induction into a position; "the new president
        obviously enjoyed his inauguration" [syn: {inaugural}]