rhomboid major (muscle)
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Related to rhomboid major (muscle): Rhomboid minor
rhom·boid ma·jor (mus·cle)[TA]
thoracoappendicular muscle; origin, spinous processes and corresponding supraspinous ligaments of first four thoracic vertebrae; insertion, medial border of scapula below spine; action, draws scapula toward vertebral column; nerve supply, dorsal of scapula nerve.