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[kuh-luhm-ner] /kəˈlʌm nər/

shaped like a .
characterized by :
columnar architecture.
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).


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  • Columnar cell

    columnar cell co·lum·nar cell (kə-lŭm’nər) n. A cell, usually epithelial, that is tall, narrow, and somewhat cylindrical.

  • Columnarized

    [kuh-luhm-nuh-rahyzd] /kəˈlʌm nəˌraɪzd/ adjective 1. (def 3).

  • Columnar-jointing

    noun 1. (in basaltic igneous rocks) a series of generally hexagonal columns formed by vertical joints as a result of contraction during cooling.

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