Nouns which may take the genitive case particle 'no'
の-adj.
opening to the public; making available to the public; putting on display; exhibiting; showing (play, movie, etc.); holding (interview, etc.); open; public
EXAMPLE
その裁判は公開されていない。
The trial is not open to the public.
公
こう
開
かい
公
こう
開
かい
koukai
opening to the public; putting on display
What does 公開 mean in English?
opening to the public; making available to the public; putting on display; exhibiting; showing (play, movie, etc.); holding (interview, etc.); open; public(n, vs, adj-no)