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column
column A column is an anatomical grouping of nerve elements, especially fibers or tracts, that runs lengthwise within the central nervous system while keeping a fairly consistent position and structure.
A column is an anatomical grouping of nerve elements, especially fibers or tracts, that runs lengthwise within the central nervous system while keeping a fairly consistent position and structure. The term is used particularly for the longitudinal fiber groups seen in the spinal cord.