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column

 [kol´um]
an anatomical part or other structure that resembles a pillar.
anal c's vertical folds of mucous membrane at the upper half of the anal canal; called also rectal columns.
anterior column the anterior portion of the gray substance of the spinal cord, in transverse section seen as a horn.
gray column the longitudinally oriented parts of the spinal cord in which the nerve cell bodies are found, comprising the gray matter of the spinal cord.
lateral column the lateral portion of the gray substance of the spinal cord, in transverse section seen as a horn; present only in the thoracic and upper lumbar regions.
posterior column the posterior portion of the gray substance of the spinal cord, in transverse section seen as a horn.
rectal c's anal columns.
spinal column (vertebral column) spine (def. 2).
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

gray column

Gray matter in the anterior and posterior horns of the spinal cord.
See also: column
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Caption: Figure 2: Serum biochemical profiles in ADHD and/or epilepsy: (a) ferritin ([eta]g/ml) in the control (white column), ADHD (light-grey column), epilepsy (dark-grey column), and ADHD + epilepsy (grey column) groups; (b) zinc (^g/dl) in the control (white column), ADHD (light-grey column), epilepsy (dark-grey column), and ADHD + epilepsy (grey column) groups; (c) ADA (U/l) in the control (white column), ADHD (light-grey column), epilepsy (dark-grey column), and ADHD + epilepsy (grey column) groups.
"The foundation-stone of the splendid Grey column in Grey Street, Newcastle, was laid by Messrs John and Benjamin Green the architects," writes Thomas Fordyce in his Local Records, September 6, 1837.
they passed in one unbroken and grey column, no halt, no breathing time, no open spaces in their ranks."
The relief of soldiers in dynamic poses is at the foot of the grey column. At the top of the structure is a statue of a group of workers hailing victory for socialism.
The new social results, following a navigation command, will appear in a grey column on the right-hand side of Bing's results page.
The Grey column is for the values that need to touch the x-axis.
The grey column, made from Scandinavian granite and surrounded by a ring of shining steel, will now provide a focal point for remembrance, a place to honour the dead.
The grey column, made from Scandinavian granite, stands on the Coronation Gardens off Ednam Road and opposite the town hall.
This reporting makes family stories out of what might have been presented as grey columns of statistics.