A police car is a ground vehicle used by police

Police

The police is a personification of the state designated to put in practice the enforced law, protect property and reduce civil disorder in civilian matters. Their powers include the legitimized use of force...

, to assist with their duties in patrolling and responding to incidents. Typical uses of a police car include transportation for officers

Police officer

A police officer is a warranted employee of a police force...

 to reach the scene of an incident quickly, to transport criminal suspect

Suspect

In the parlance of criminal justice, a suspect is a known person suspected of committing a crime.Police and reporters often incorrectly use the word suspect when referring to the...

s, or to patrol an area, while providing a high visibility deterrent

Deterrence (psychological)

Deterrence is a theory from behavioral psychology about preventing or controlling actions or behavior through fear of punishment or retribution...

 to crime. Some police cars are specially adapted for certain locations (e.g. work on busy roads) or for certain operations (e.g.