supinator

American  

[soo-puh-ney-ter] / ˈsu pəˌneɪ tər /

noun

Anatomy.

1. a muscle used in supination.

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supinator British  

/ ˈsuːpɪˌneɪtə, ˈsjuː- /

noun

1. anatomy the muscle of the forearm that can produce the motion of supination

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Etymology

Origin of supinator

From New Latin, dating back to 1605–15; supinate, -tor

Example Sentences

The long supinator, passing obliquely downwards and inwards, divides, in fact, the forearm into two parts: one supero-internal, the other infero-external.

From Project Gutenberg

The muscles of the fore-arm are, besides flexors and extensors, pronators and supinators, the former turning the hand palm downwards, the latter turning it upwards.

From Project Gutenberg

When the radius is broken above the insertion of the pronator teres, its upper fragment may be supinated by the biceps and supinator muscles, while the lower fragment remains in the usual semi-prone position.

From Project Gutenberg

Here the artery lies in the interval between the supinator longus and the pronator radii teres.

From Project Gutenberg

The humerus is remarkable for the great development of the supinator ridge.

From Project Gutenberg