Definition, Meaning & Synonyms
pivot-joint
Noun
/ˈpɪvɪt dʒɔɪnt/
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Definition
A pivot-joint is a type of joint that allows for rotational movement around a single axis.
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Examples
- The neck is a pivot-joint that allows the head to turn from side to side.
- In the forearm, the radius and ulna are connected by a pivot-joint, enabling rotation of the wrist.
- During a game of basketball, a player may use a pivot-joint to quickly change direction while dribbling.
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Meaning
Pivot joints enable bones to rotate relative to each other, facilitating specific movements such as turning the head or rotating the forearm.
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Synonyms
- Rotary joint
- Hinge joint (in some contexts)
- Axial joint