This is the 230th most frequent Bulgarian word.
полицията
The police.
Here it designates the institution or group being addressed or contacted by someone.
Той сигнализира на полицията за инцидента.
He reported the incident to the police.
Used as the subject of the sentence to denote the responsible authority in charge of investigations.
Полицията разследва случая.
The police are investigating the case.
In this case, it refers to an individual member of the police force, indicated by the possessive construction.