in·au·gu·ral 
/ɪnˈɑ:gjərəl/ adjective
always used before a noun /ɪnˈɑ:gjərəl/ adjective 1 : happening as part of an official ceremony or celebration when someone (such as a newly elected official) begins an important job : happening as part of an inauguration
▪ the President's inaugural address ▪ They attended the inaugural ball. 2 : happening as the first one in a series of similar events
▪ The new train will make its inaugural [=first] run next week.
▪ the President's inaugural address ▪ They attended the inaugural ball.
▪ The new train will make its inaugural [=first] run next week.
— inaugural noun, plural inaugurals [count] chiefly US
▪ President Franklin D. Roosevelt's first inaugural [=inauguration]
▪ President Franklin D. Roosevelt's first inaugural [=inauguration]
