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trapezius

play
noun tra·pe·zi·us \-zē-əs\

Definition of trapezius

plural -zii play \-zē-ˌī\ also trapeziuses

  1. :  a large flat triangular superficial muscle of each side of the upper back



Origin of trapezius

New Latin, from trapezium; from the pair on the back forming together the figure of a trapezium


First Known Use: circa 1704


Medical Dictionary

trapezius

play
noun tra·pe·zi·us \trə-ˈpē-zē-əs, tra-\

Medical Definition of trapezius

plural trapezii \-zē-ˌī\play also trapeziuses

  1. :  a large flat triangular superficial muscle of each side of the upper back that arises from the occipital bone, the ligamentum nuchae, and the spinous processes of the last cervical and all the thoracic vertebrae, is inserted into the outer part of the clavicle, the acromion, and the spine of the scapula, and serves chiefly to rotate the scapula so as to present the glenoid cavity upward



Illustration of trapezius


Learn More about trapezius

  1. Medical Dictionary: Definition of "trapezius"


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