from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A chronic disease of the spinal cord characterized by the presence of fluid-filled cavities and leading to spasticity and sensory disturbances.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A disorder in which a cyst or cavity forms within the spinal cord, possibly leading to stiffness or paralysis.
from The Century Dictionary and Cyclopedia
- n. The existence of an abnormal cavity or cavities in the substance of the spinal cord, whether from abnormal persistence, from variation or distention of the embryonic space, or from the breaking down of gliomatous or other morbid tissue.
New Latin sȳringomyelia : Greek sūrinx, sūring-, spinal cavity + Greek muelos, marrow (from mūs, mouse, muscle).(American Heritage® Dictionary of the English Language, Fourth Edition)