rachio-, rachi-, rach-, rachis-, rhach-, rhachi-, rhachio-

(Greek > Latin: spine, backbone)

rachiometer
An instrument for measuring curvatures of the vertebral column.
rachiomyelitis
An inflammation of the spinal cord structures.
rachiopagus
Equal conjoined twins joined back to back in such a way as to involve fusion of the vertebral columns.

Fusion is usually limited to the cervical and/or upper thoracic regions.

rachioparalysis
Paralysis of paraspinal muscles.
rachiopathy (s) (noun), rachiopathies (pl)
One kind of disease or disorder of the vertebrae; spondylopathy: Mrs. Big was getting older and had rachiopathy, which was osteopathy of the spine.
rachiophyma
A rounded tumor of the skin surface arising over the spine.
rachioplegia
Any form of paralysis due to a spinal lesion.
rachioscoliosis
The treatment of scoliosis by the combination of traction and pressure.
rachiotome, rachitome
A bone cutting instrument for dividing the vertebral laminae.
rachiotomy
Laminectomy.
rachiresistance
Failure to respond adequately to spinal anesthesia.
rachiresistant
Exhibiting resistance to spinal anesthesia.
rachis
rachisagra (s) (noun) (no pl)
Pain in the spine; spinal gout; rachiagra: Old Mrs. Smith's back hurt her for quite a while, and when she was examined by her doctor, he said that she had a case of rachisagra, a kind of gout or rheumatic pain in her back..
rachischisis