1. 1  a suffix, equivalent in meaning to -ic, occurring in adjectives of Greek origin (analytic), used especially in the formation of adjectives from nouns with stems in -sis: hematotic; neurotic. Origin of -tic. Greek.
The supraspinatus (plural supraspinati, from Latin supraspinatus) is a relatively small muscle of the upper back that runs from the supraspinatous fossa superior of the scapula (shoulder blade) to the greater tubercle of the humerus. It is one of the four rotator cuff muscles and also abducts the arm at the shoulder.
The supraspinatus tendon attaches the supraspinatus muscle, which arise from the shoulder blade, to the head of the arm bone at the shoulder joint.unction of Supraspinatus Muscle. The supraspinatus muscle is part of the rotator cuff â a group of muscles that move the shoulder joint. It arises from the upper part of the spine of the scapula (upper in Latin = supra; from here the name supraspinatus).