inauguratory
Inauguratory refers to something relating to an inauguration, which is a formal ceremony marking the beginning of a period of office or the start of something important. The term is most commonly associated with the inauguration of a president, where a new leader is officially sworn into office. This event typically includes a speech, a parade, and other public festivities. However, "inauguratory" can also describe the initial phase or introductory aspect of any significant undertaking, such as the inauguratory flight of an aircraft or the inauguratory meeting of a new committee. It signifies a commencement and sets the tone for what is to follow. The adjective emphasizes the newness and the official beginning of a term or venture.