escapement

Definition

The linkage in a (watch) that gives impulses to the timekeeping element and periodically releases the gear train to move forward, advancing the clock's hands.

Etymology

From escape + -ment. The watch component is so called because it allows a tooth to escape from a pallet at each vibration.

Example Sentences

• "The escapement is the reason why clocks tick."
• "For some reason, adjusting the 400-day clock escapement strikes fear into the hearts of many clock repairers."
• "Importantly, there are also extensive practical difficulties associated with gathering and interpreting accurate escapement and run-size information and applying it to population management."