premiere

noun

1. The first showing of a film, play or other form of entertainment, often held as a special event with celebrity guests.
2. The first episode of a television show or a particular season of that show.
3. In a series of narrative works, the installment that is chronologically set first.
4. The leading woman of a group, especially in a theatrical cast.

verb

1. (intransitive)Of a film or play, to play for the first time.

   “The new film premieres this weekend.”

   “His two most recent films are last year's Greyhound, a Hanks-penned World War Two thriller in which he plays a naval commander, and now News of the World, a Western set in the years immediately following the close of the US Civil War, directed by Paul Greengrass, which is premiering around the world on Netflix tomorrow.”

2. (transitive)To present a film or play for the first time.

   “The local theatre will premiere its latest play this week.”