Definition of "inaugural" in English

adjective

1. Of inauguration; as in a speech or lecture by the person being inaugurated.

2. Marking the beginning of an operation, venture, etc.

   • 2009 was the inaugural season for New York Yankees' new stadium.

noun

1. An inauguration; a formal beginning.

   • The inaugural of the President will take place in March.

2. A formal speech given at the beginning of an office.