Clock

Clock

Any instrument other than a watch for measuring or indicating time, especially a mechanical or electronic device having a numbered dial and moving hands or a digital display.

Industry: Chronometry

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Clock

pipe

Chronometry; Clock

Any extended hollow boss, as in a key. The key-pipe is the hollow squared part which fits the winding arbor.

A small oscillation of the Earth's axis of rotation about its mean position, due to the moon's attraction on the Earth's equatorial bulge, superimposed on the slow rotation of the axis round the pole ...

nut

Chronometry; Clock

The threaded metal block used to secure components with the aid of a screw. By the middle of the 16th century screws had begun to be used by clockmakers and they have been used increasingly since. ...

Nuremberg hours

Chronometry; Clock

During the late 16th and 17th centuries a special system of hour reckoning was employed in the Nuremberg area differing from that of the rest of Europe. It used equal hours, but numbered the daylight ...

novelty clock

Chronometry; Clock

A small, often animated clock, usually in the shape of a familiar object.

normande clock

Chronometry; Clock

A French provincial longcase clock, from Normandy. The clock industry in this area was established in the 17th century. Centers such as Pontfarcy were making 30-hour clocks with short pendulums, but ...

nocturnal

Chronometry; Clock

An instrument for finding the time by night from the position of the two 'pointers' of the Great Bear or Little Bear constellations. It consists of a wooden or metal disc with a handle, marked with ...