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Webster 1913 Edition
Columnar
Co-lum′nar
,Adj.
[L.
columnaris
, fr. columna
.] 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.
Webster 1828 Edition
Columnar
COLUMNAR
,Adj.
Definition 2024
columnar
columnar
English
Adjective
columnar (not comparable)
- Having the shape of a column.
- Constructed with columns.