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1. Having the shape of a column.
2. Constructed with or having columns.


(kəˈlʌm nər)

1. shaped like a column.
2. characterized by columns.
3. Also, co•lum′nal. printed or arranged in columns.
[1720–30; < Late Latin]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.columnar - having the form of a column; "trees with columniform trunks"; "columnar forms"; "a columnlike tree trunk"
columned - having or resembling columns; having columns of a specified kind (often used as a combining form); "a columned portico"; "trees with columned trunks"; "white-columned houses"
2.columnar - characterized by columns; "columnar construction"
columned - having or resembling columns; having columns of a specified kind (often used as a combining form); "a columned portico"; "trees with columned trunks"; "white-columned houses"
References in classic literature ?
Extending from head to foot was a columnar, or perpendicular, inscription, in phonetic hieroglyphics, giving again his name and titles, and the names and titles of his relations.
We require that a man should be so large and columnar in the landscape, that it should deserve to be recorded that he arose, and girded up his loins, and departed to such a place.
Half-way up the mountain, some great masses of the columnar rock, shaded by laurel-like trees, and ornamented by others covered with fine pink flowers but without a single leaf, gave a pleasing effect to the nearer parts of the scenery.
One of the agents with a picket of a few of our blacks, armed for the purpose, was keeping guard over the ivory; but deep within the forest, red gleams that wavered, that seemed to sink and rise from the ground amongst confused columnar shapes of intense blackness, showed the exact position of the camp where Mr.
There was none: all was interwoven stem, columnar trunk, dense summer foliage--no opening anywhere.
Painted white, they rose high into the dusk of the skylight, sloping like a roof; and the whole lofty space resembled the interior of a monument, divided by floors of iron grating, with lights flickering at different levels, and a mass of gloom lingering in the middle, within the columnar stir of machinery under the motionless swelling of the cylinders.
In the proventriculus side of lumen, epithelium was simple columnar (Chikilian and Noemi, 1996).
Columnar apple trees grow less than 3m tall by 60cm wide.
In a sexually mature male, the epithelium of secretary unit and ducts is of tall columnar type.
This unification is possible because of MariaDB's extensible architecture that allows simultaneous use of purpose built storage engines for maximum performance, simplification, and cost savings, an approach which stands apart from competitors like Oracle, and obviates the need to buy and deploy traditional columnar database appliances.
The patent covers A2iA's semi-automated keying functionality that speeds the processing of complex, columnar data, including both printed and handwritten information.
A single cortical column contains thousands or even tens of thousands of neurons corresponding to a few tens of micrometers and up to 1-2 millimetres for larger aggregated columnar structures.