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.
This may lead to a supraspinatus tendon tear. Even after a complete supraspinatus tendon tear, lifting the arm is still possible, since the function of the supraspinatus muscle is partly compensated by the other shoulder muscles.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).