case spring

noun

: one of two springs controlling the hinged cover of a hunting watch, a lock spring that keeps it closed and a lift spring that causes it to open when the lock spring is released by pressure on the crown

Word History

Etymology

case entry 2

First Known Use

1866, in the meaning defined above

Time Traveler
The first known use of case spring was in 1866

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Cite this Entry

“Case spring.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/case%20spring. Accessed 6 Feb. 2023.

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