The Collaborative International Dictionary of English v.0.48:

Supraspinate \Su`pra*spi"nate\, Supraspinous \Su`pra*spi"nous\,
   a. (Anat.)
   Situated above a spine or spines; especially, situated above,
   or on the dorsal side of, the neural spines of the vertebral
   column, or above, or in front of, the spine of the scapula.
   [1913 Webster]