Patrol car and Paddy wagon

Patrol car noun - A car in which policemen cruise the streets; equipped with radiotelephonic communications to headquarters.

Paddy wagon and patrol car are semantically related In some cases you can use "Paddy wagon" instead a noun phrase "Patrol car".

Paddy wagon noun - Van used by police to transport prisoners.

Patrol car and paddy wagon are semantically related in police car topic. You can use "Patrol car" instead a noun phrase "Paddy wagon".