[kol-uh
m] 
| 1. | Architecture.
|
| 2. | any columnlike object, mass, or formation: a column of smoke. |
| 3. | a vertical row or list: Add this column of figures. |
| 4. | a vertical arrangement on a page of horizontal lines of type, usually typographically justified: There are three columns on this page. |
| 5. | a regular feature or series of articles in a newspaper, magazine, or the like, usually having a readily identifiable heading and the byline of the writer or editor, that reports or comments upon a particular field of interest, as politics, theater, or etiquette, or which may contain letters from readers, answers to readers' queries, etc. |
| 6. | a long, narrow formation of troops in which there are more members in line in the direction of movement than at right angles to the direction (distinguished from line ). |
| 7. | a formation of ships in single file. |
| 8. | Botany. a columnlike structure in an orchid flower, composed of the united stamens and style. |
[kol-uhmd] , col⋅um⋅nat⋅ed [kol-uhm-ney-tid] , adjective column col·umn (kŏl'əm)
n.
Any of various tubular or pillarlike supporting structures in the body, such as the spinal column, each generally having a single tissue origin and function.