(~s)
A ~ is a device which burns gas, oil, electricity, or coal in order to provide hot water, especially for the central heating in a building.
N-COUNT
(~s)
A ~ is a device which burns gas, oil, electricity, or coal in order to provide hot water, especially for the central heating in a building.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012