also hour glass
(~es)
An ~ is a device that was used to measure the passing of an hour. It has two round glass sections linked by a narrow channel, and contains sand which takes an hour to flow from the top section into the lower one.
N-COUNT
also hour glass
(~es)
An ~ is a device that was used to measure the passing of an hour. It has two round glass sections linked by a narrow channel, and contains sand which takes an hour to flow from the top section into the lower one.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012