[ truh-pee-zee-uh s ]
/ trəˈpi zi əs /

noun, plural tra·pe·zi·us·es. Anatomy.

a broad, flat muscle on each side of the upper and back part of the neck, shoulders, and back, the action of which raises, or rotates, or draws back the shoulders, and pulls the head backward or to one side.

Origin of trapezius

1685–95; < New Latin, short for trapezius musculus trapeziform muscle Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for trapezius

British Dictionary definitions for trapezius


/ (trəˈpiːzɪəs) /

noun plural -uses

either of two flat triangular muscles, one covering each side of the back and shoulders, that rotate the shoulder blades

Word Origin for trapezius

C18: from New Latin trapezius (musculus) trapezium-shaped (muscle)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012