Radiator

излъчвател

izlǎčvatel

(anything which radiates or emits rays)

предавателна антена

predavatelna antena

(type of antenna)

радиа́тор

radiátor

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

радиатор

radiator

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