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.
A supraspinatus tear is a tear or rupture of the tendonof the supraspinatus muscle. The supraspinatus is part of the rotator cuff of the shoulder. The rotator cuff consists of M. Supraspinatus, M. Infraspinatus, M. Subscapularis and M. Teres minor (<R> http://www.physio-pedia.com/Rotator_Cuff).