columnar

adjective co·lum·nar \ kə-ˈləm-nər \
Updated on: 20 Apr 2018

Definition of columnar

1 : of, relating to, resembling, or characterized by columns
2 : of, relating to, being, or composed of tall narrow somewhat cylindrical or prismatic epithelial cells

Recent Examples of columnar from the Web

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First Known Use of columnar

1728

in the meaning defined at sense 1

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Medical Dictionary

columnar

adjective co·lum·nar \ kə-ˈləm-nər \

medical Definition of columnar

: of, relating to, being, or composed of tall narrow somewhat cylindrical or prismatic epithelial cells
  • Barrett's esophagus is the condition in which a metaplastic columnar epithelium replaces the squamous epithelium that normally lines the distal esophagus.
  • —Stuart Jon SpechlerScientific American Medicine BulletinJuly 1998
  • When the development of the teeth is about to commence, the mouth cavity is lined by an epithelium which consists of a layer of low columnar cells.
  • —James Henderson Scott et al.Introduction to Dental Anatomy1974

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