Radiator

jäähdytin

(device that lowers engine coolant temperature by conducting heat to the air)

lämpöpatteri

(finned metal fixture that carries hot water or steam in order to heat a room)

radiaattori

(anything which radiates or emits rays)

syylari

(device that lowers engine coolant temperature by conducting heat to the air)

säteilijä

(anything which radiates or emits rays)

säteilijä

(type of antenna)

säteilylähde

(anything which radiates or emits rays)