Medical Dictionary


noun col·umn \ˈkäl-əm\

Medical Definition of COLUMN

:  a longitudinal subdivision of the spinal cord that resembles a column or pillar: as a :  any of the principal longitudinal subdivisions of gray matter or white matter in each lateral half of the spinal cord—see dorsal horn, gray column, lateral column 1, ventral horn; compare funiculus a b :  any of a number of smaller bundles of spinal nerve fibers :  fasciculus
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