trapezius
tra·pe·zi·us
noun \-zē-əs\ plural -zii\-zē-ˌī\ also tra·pe·zi·us·es
Definition of TRAPEZIUS
: 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
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