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Alarm

That part of a clock which may be set to give audible warning at a predetermined time. The mechanism is usually triggered by a lever which moves into a slot in a cam driven by the hour wheel, allowing a hammer to strike the bell.

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  • Part of Speech: noun
  • Synonym(s):
  • Blossary:
  • Industry/Domain: Timepieces
  • Category: Clocks
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