Noun | 1. | column - a line of (usually military) units following one after another |
2. | column - a vertical glass tube used in column chromatography; a mixture is poured in the top and washed through a stationary substance where components of the mixture are adsorbed selectively to form colored bands Synonyms: chromatography column | |
3. | column - a linear array of numbers one above another | |
4. | column - anything tall and thin approximating the shape of a column or tower; "the test tube held a column of white powder"; "a tower of dust rose above the horizon"; "a thin pillar of smoke betrayed their campsite" | |
5. | column - an article giving opinions or perspectives Synonyms: editorial, newspaper column | |
6. | column - a vertical structure standing alone and not supporting anything (as a monument or a column of air) Synonyms: pillar | |
7. | column - (architeture) a tall cylindrical vertical upright and used to support a structure Synonyms: pillar |