Inauguration /(?)/

In·au·gu·ra·tion

Inauguration

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