inauguration

noun

1. the act of starting a new operation or practice

   noun.act

   Examples

   He opposed the inauguration of fluoridation.

   Synonyms startup

   Source: WordNet 3.0

2. the ceremonial induction into a position

   noun.act

   Examples

   The new president obviously enjoyed his inauguration.

   Synonyms inaugural

   Source: WordNet 3.0

3. The act of inuagurating, or inducting into office with solemnity; investiture by appropriate ceremonies.

   noun

   Source: webster1913