[kuh-luhm-ner] /kəˈlʌm nər/
shaped like a .
characterized by :
Also, columnal. printed, arranged, etc., in :
data in columnar form.
1728, from Late Latin columnaris “rising in the form of a pillar,” from columna “column” (see column).
noun, Biology. 1. epithelium consisting of one or more layers of elongated cells of cylindrical or prismatic shape. columnar epithelium n. Epithelium made up of cells that are taller than they are wide and that form a single layer.
- Columnar cell
columnar cell co·lum·nar cell (kə-lŭm’nər) n. A cell, usually epithelial, that is tall, narrow, and somewhat cylindrical.
[kuh-luhm-nuh-rahyzd] /kəˈlʌm nəˌraɪzd/ adjective 1. (def 3).
noun 1. (in basaltic igneous rocks) a series of generally hexagonal columns formed by vertical joints as a result of contraction during cooling.