escapement

noun

es·​cape·​ment i-ˈskāp-mənt How to pronounce escapement (audio)
1
a
: a device in a timepiece which controls the motion of the train of wheelwork and through which the energy of the power source is delivered to the pendulum or balance by means of impulses that permit a tooth to escape from a pallet at regular intervals
b
: a ratchet device (such as the spacing mechanism of a typewriter) that permits motion in one direction only in equal steps
2
a
: the act of escaping
b
: a way of escape : vent

Illustration of escapement

Illustration of escapement
  • escapement 1a

Example Sentences

Recent Examples on the Web Meanwhile, the reverse dial shows the calendar indication and tourbillion escapement. Demetrius Simms, Robb Report, 18 Aug. 2022 The yellow-gold piece was produced in just 35 examples to celebrate the 35th anniversary of his renowned Co-axial escapement. Demetrius Simms, Robb Report, 18 Aug. 2022 The watch featured a closed caseback, but under the hood is the Caliber 3020CS, which has 45 hours of power reserve and an escapement beating at 28,800 vph. Paige Reddinger, Robb Report, 28 May 2022 Just like Rogers’s Centre Pompidou in Paris (designed with Renzo Piano), H. Moser & Cie’s Endeavour Concept Minute Repeater lays bare its tourbillon escapement and chime—marvels to behold that tend to be hidden from sight. Charles Curkin, ELLE Decor, 29 Aug. 2022 The state says that Bristol Bay is likely having some of its lowest chinook runs yet, and the Kenai River is also set to miss its escapement goal. Olivia Ebertz, Anchorage Daily News, 24 July 2022 Its pallet fork and escapement wheel are both made of gold. Demetrius Simms, Robb Report, 15 Feb. 2022 The Endeavour Concept Minute Repeater Tourbillon Aqua Blue contrasts a minimalist presentation of minute repeater hammers and a tourbillon escapement against a can’t-miss-it background of electric aqua blue. Carol Besler, Robb Report, 18 May 2022 The watch is a regulator (the hour and minute hands are shown on two separate dials) fitted with a pivoted detent escapement. Victoria Gomelsky, Robb Report, 6 June 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'escapement.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1779, in the meaning defined at sense 1a

Time Traveler
The first known use of escapement was in 1779

Dictionary Entries Near escapement

Cite this Entry

“Escapement.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/escapement. Accessed 7 Dec. 2022.

More from Merriam-Webster on escapement

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