a measuring instrument or device for keeping time

clock in the clock tower of the Houses of Parliament, London

the face of a clock showing hours and minutes of the day

a spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring

the driving and regulating parts of a mechanism (as of a watch or clock)

measure the time or duration of an event or action or the person who performs an action in a certain period of time

a clock that wakes a sleeper at some preset time

a clock that displays the time of day by the position of hands on a dial

an accurate clock (especially used in navigation)

clock that announces the hours with a sound like the call of the cuckoo

a clock that displays the time of day digitally

clock in the clock tower of the Houses of Parliament, London

the face of a clock showing hours and minutes of the day

a spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring

the driving and regulating parts of a mechanism (as of a watch or clock)