Meaning of HEATER in English

HEATER

[noun] [C]A heater is a device which produces heat.The room is kept warm by a gas/electric/oil/solar heater (= one which uses the stated fuel).The company makes water/space/room/etc. heaters (= ones which heat the stated thing or place).See picture: Fires and heaters

Cambridge English vocab.      Кембриджский английский словарь.