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supination

[soo-puh-ney-shuh n]
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noun
  1. rotation of the hand or forearm so that the palmar surface is facing upward (opposed to pronation).
  2. a comparable motion of the foot, consisting of adduction followed by inversion.
  3. the position assumed as the result of this rotation.

Origin of supination

First recorded in 1660–70; supinate + -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for supination

Historical Examples

  • The radius and ulna are parallel in the most natural position of supination.

    Gunshot Roentgenograms

    Clyde S. Ford

  • Thus, the bear (plantigrade) has five digits, and the power of performing the movements of supination and pronation.

  • Should we, then, in order to maintain the symmetry with human anatomy, first study the forearm in the position of supination?

  • The forearm lies in supination, with its posterior surface next to the plate.

  • The movements allowed at these three articulations are called pronation and supination of the radius.


Word Origin and History for supination

n.

1660s, from Latin supinationem (nominative supinatio), noun of action from supinare (see supine).

Online Etymology Dictionary, © 2010 Douglas Harper

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