This is the 153rd most frequent Indonesian word.
umum
"Umum" means "general" or "public" in English.
In this sentence, 'umum' is used as an adjective meaning 'public', referring to facilities that are intended for general use.
Restoran itu menyediakan fasilitas umum.
The restaurant provides public facilities.
Here, 'umum' is part of the phrase 'secara umum', meaning 'generally', to indicate a generalization.
Secara umum, masyarakat di sini ramah.
Generally, people here are friendly.
In this context, 'umum' functions as an adjective for 'knowledge' ('ilmu'), meaning 'general' to reflect something not specifically specialized.