Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A muscle, especially in the forearm, that effects or assists supination.

from The Century Dictionary.

  • noun A muscle which supinates the forearm: opposed to pronator: as, the biceps is a powerful supinator of the forearm.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Anat.) A muscle which produces the motion of supination.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun anatomy Any muscle that aids supination

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a muscle (especially in the forearm) that produces or assists in supination

Etymologies

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Examples

  • In the humerus, drill-mangabeys, drills and mandrills share a notably broad deltoid plane, a proximally extended supinator crest, a broad flange for the brachialis, and a narrow olecranon process with a deep lateral ridge, and there are also characters in the radius and ulna that unite these monkeys to the exclusion of their close relatives.

    Archive 2006-06-01 Darren Naish 2006

  • The triceps supinator longus and extensor carpi radialis longior were perfect.

    Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre George Henry Makins

  • At the situation of the radial pulse, I, Plate 15, the artery is not accompanied by the nerve, for this latter will be seen, in plate 16, to pass outward, under the tendon of the supinator muscle, to the integuments.

    Surgical Anatomy Joseph Maclise

  • The supinator radii longus muscle in general overlaps, with its inner border, both the radial artery and nerve.

    Surgical Anatomy Joseph Maclise

  • The inner border of the supinator muscle, G, Plate 16, is the guide to the radial artery; and the outer margin of the flexor carpi ulnaris muscle,

    Surgical Anatomy Joseph Maclise

  • At the bend of the elbow, the brachial artery usually occupies the middle point between e, the inner condyle of the humerus and the external margin of the supinator radii longus muscle, G.

    Surgical Anatomy Joseph Maclise

  • The Biceps brachii is a flexor of the elbow and, to a less extent, of the shoulder; it is also a powerful supinator, and serves to render tense the deep fascia of the forearm by means of the lacertus fibrosus given off from its tendon.

    IV. Myology. 7d. The Muscles and Fasciæ of the Arm 1918

  • The pronator radii teres, no longer opposed by the supinator brevis, had rotated the anterior fragment into complete pronation and fixed it there, while the supinator brevis, acting on the upper end, had rotated that fragment in an opposite direction and held it fixed until bony union at the point of fracture had taken place.

    With Sabre and Scalpel. The Autobiography of a Soldier and Surgeon John Allan 1914

  • He could throw into energetic single action the biceps, the supinator longus, the radial extensors, the platysma myoides, and many other muscles.

    Anomalies and Curiosities of Medicine 1896

  • He could throw into energetic single action the biceps, the supinator longus, the radial extensors, the platysma myoides, and many other muscles.

    Anomalies and Curiosities of Medicine 1896

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