aSupraspinate(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.
Century Dictionary and Cyclopedia
supraspinateSame as supraspinous, 2.
The two regions separated by the spine are known as the supraspinous fossa and the infraspinous fossa.
"Artistic Anatomy of Animals" by Édouard Cuyer
Consequently, it was assumed by Cannon and others that these reflexes were mediated at the supraspinal level.