1) Degeneration of a vertebra 2) Skeletal disorder 
Spondylosis is a term referring to degenerative osteoarthritis of the joints between the center of the spinal vertebrae and/or neural foramina. If this condition occurs in the zygapophysial joints, it can be considered facet syndrome. If severe, it may cause pressure on nerve roots with subsequent sensory and/or motor disturbances, such as pain, p...
degenerative change at one or more levels in the spinal column: degenerative intervertebral disc disease
Degenerative bone changes in the spine usually most marked at the vertebral joints.
noninflammatory degenerative disease of the spine resulting in abnormal bone development around the vertebrae and reduced mobility of the ... [1 related articles]
degenerative change at one or more levels in the spinal column: degenerative intervertebral disc disease
Abnormal immobility and fixation of vertebral joints.
Ankylosis of the vertebra; often applied non-specifically to any lesion of the spine of a degenerative nature. ... Origin: G. Spondylos, vertebra ... (05 Mar 2000) ... 
(spon″dә-lo´sis) ankylosis of a vertebral joint. degenerative spinal changes due to osteoarthritis.
a degenerative process of the cervical spine that causes narrowing of the spinal canal and neural foramina, and produces compression of the spinal cord and nerve roots.
Degeneration of a vertebra.
Osteoarthritis of the spine.
Type: Term Pronunciation: spon′di-lō′sis Definitions: 1. Ankylosis of the vertebra; often applied nonspecifically to any lesion of the spine of a degenerative nature.
Spondylosis: Degeneration of the disc spaces between the vertebrae. This finding in the spine is commonly associated with osteoarthritis.
Arthritis of the spine.
Spondylosis refers to a degenerative process affecting the vertebral disc and facet joints that gradually develops with age. A common form of spondylosis causing back pain is cervical spondylosis (cervical arthritis) in which the facet joints in the neck become enlarged causing the ligaments around the spinal canal to thicken and bone spurs to form...