inaugural

Meanings

• an address delivered at an inaugural ceremony (especially by a United States president)
• the ceremonial induction into a position
• occurring at or characteristic of a formal investiture or induction
  • "the President's inaugural address"
  • "an inaugural ball"
• serving to set in motion
  • "the magazine's inaugural issue"

Synonyms

first, inaugural address, inauguration, initiative, initiatory, maiden