This is the 433rd most frequent Bulgarian word.
държавни
"Държавни" means "state" or "public" (relating to the state/government).
In this sentence, "държавни" describes the ownership (state-owned) nature of the enterprises.
Държавни предприятия имат важна роля в икономиката.
State enterprises have an important role in the economy.
Here, "държавни" is used to specify that the schools are publicly funded and managed by the state.
Това е държавни училища система, която обхваща цялата страна.
This is a state school system that encompasses the entire country.
In this context, "държавни" refers to the idea of pertaining to the state or nation, emphasizing the official nature of the borders.