ra·di·a·tor 
/ˈreɪdiˌeɪtɚ/ noun
plural ra·di·a·tors /ˈreɪdiˌeɪtɚ/ noun [count] 1 : a large, metal device that is next to the wall in a room and that becomes hot and provides heat for the room when hot water passes through it 2 : a device that is used to keep the engine of a vehicle from getting too hot — see picture at car
