knuckle joint

noun

: a hinge joint in which a projection with an eye on one piece enters a jaw between two corresponding projections with eyes on another piece and is retained by a pin or rivet

Illustration of knuckle joint

Illustration of knuckle joint

Examples of knuckle joint in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Stretch both joints by holding the finger below the knuckle joint and bending both joints. Lana Barhum, Verywell Health, 14 Aug. 2024 All the fingers share one big pivot point at the palm of the hand, and there's a knuckle joint halfway up the finger. Ron Amadeo, Ars Technica, 6 Feb. 2024 Piecewise solutions To understand cavitation in knuckle joints, a pair of physicists analyzed its processes separately: bubble formation, bubble collapse, and sound-wave generation. Chris Lee, Ars Technica, 5 Apr. 2018

Word History

First Known Use

circa 1864, in the meaning defined above

Time Traveler
The first known use of knuckle joint was circa 1864

Dictionary Entries Near knuckle joint

Cite this Entry

“Knuckle joint.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knuckle%20joint. Accessed 14 Nov. 2024.

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