This is the 503rd most frequent Serbian word.
јавно
"Јавно" means "publicly" or "openly" in English.
Here, 'јавно' is used as an adverb modifying the verb 'изразио', indicating the manner of expressing the opinion.
Он је јавно изразио своје мишљење.
He expressed his opinion publicly.
'Јавно' is used as an adjective in its neuter singular form 'јавна' to describe the library, indicating that it is for public use.
Ово је јавна библиотека, доступна свима.
This is a public library, accessible to everyone.
The word 'јавно' is in its genitive singular form 'јавног' as part of a noun phrase 'јавног скупа', describing the nature of the meeting.