subscapularis
/ˌsʌbskapjʊˈlɑːrɪs/ /ˌsʌbskapjʊˈlɛːrɪs/Anatomy and Zoology
noun
More fully subscapularis muscle. A muscle originating from the subscapular fossa and inserted on the lesser tuberosity of the humerus, acting to rotate the arm medially.
Origin
Early 17th century; earliest use found in Helkiah Crooke (1576–1648), physician and anatomist. From post-classical Latin subscapularis from sub- + scapularis.