worm gear

noun

Definition of worm gear

2 : a gear of a worm and a worm wheel working together

Illustration of worm gear

Illustration of worm gear

worm gear 2

First Known Use of worm gear

1851, in the meaning defined at sense 1

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The first known use of worm gear was in 1851

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Cite this Entry

“Worm gear.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/worm%20gear. Accessed 21 Jan. 2021.

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