Definition of "Car" :
noun: a conveyance for passengers or freight on a cable railway
"They took a cable car to the top of the mountain."
noun: a motor vehicle with four wheels; usually propelled by an internal combustion engine
"He needs a car to get to work."
noun: a wheeled vehicle adapted to the rails of railroad
"Three cars had jumped the rails."
noun: where passengers ride up and down
"The car was on the top floor."
noun: the compartment that is suspended from an airship and that carries personnel and the cargo and the power plant