Columnar

Definition of Columnar

Co`lum´nar
a.1.Formed in columns; having the form of a column or columns; like the shaft of a column.
Columnar epithelium
(Anat.) epithelium in which the cells are prismatic in form, and set upright on the surface they cover.
Columnar structure
(Geol.) a structure consisting of more or less regular columns, usually six-sided, but sometimes with eight or more sides. The columns are often fractured transversely, with a cup joint, showing a concave surface above. This structure is characteristic of certain igneous rocks, as basalt, and is due to contraction in cooling.<- as at Giant's Causeway, Ireland ->

Related Words

columned, columniform, columnlike
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Columbate
Columbatz fly
Columbella
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Columbic acid
Columbier
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Columbin
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Columbus Day
Columella
Columelliform
Column
Column rule
-Columnar-
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Columnarity
Columnated
Columned
Columniation
columnist
Colure
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