The word "inaugural" refers to the first or initial event, ceremony, or occasion of something new, such as the beginning of a job, a project, or an important event. Full definition
This is the 2nd of the gallery's two part inaugural exhibition. (hamptonsarthub.com)
First round playoff sweep for first time ever in inaugural season? (sbnation.com)
For the 2008 inaugural show I was into the military style so I used a sweater, brightly colored tank top and one pair of jeans to create this outfit. (colorandgrace.com)