(~s)
A ~ is a device that measures time, especially one that is part of a machine and causes it to start or stop working at specific times.
...electronic ~s that automatically switch on the lights when it gets dark.
N-COUNT
see also egg ~
(~s)
A ~ is a device that measures time, especially one that is part of a machine and causes it to start or stop working at specific times.
...electronic ~s that automatically switch on the lights when it gets dark.
N-COUNT
see also egg ~
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012