Origin: Latin suffix -al
Inaugural has 6 different meanings across 2 categories:
an address delivered at an inaugural ceremony (especially by a United States president)
"Millions of viewers tuned in to watch the inaugural speech, hoping for new directions from the newly elected president."
the ceremonial induction into a position
"the new president obviously enjoyed his inauguration"
An inauguration; a formal beginning.
"The inaugural ceremony marked the official start of her new term as mayor."
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"
"the initiative phase in the negotiations"
"an initiatory step toward a treaty"
"his first (or maiden) speech in Congress"
"the liner's maiden voyage"
Of inauguration; as in a speech or lecture by the person being inaugurated.
"The president delivered an inaugural address that focused on unity and economic recovery."