1. a line of units following one after another

Definition categories: group, file

2. 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

Definition categories: man–made, tube, tubing

3. a vertical array of numbers or other information

- he added a column of numbers

Definition categories: group, array

4. anything that approximates the shape of a column or tower

- the test tube held a column of white powder

Similar word(s): pillar, tower

Definition categories: shape, form

5. an article giving opinions or perspectives

Similar word(s): editorial

Definition categories: communication, article

6. a vertical cylindrical structure standing alone and not supporting anything (such as a monument)

Similar word(s): pillar

Definition categories: man–made, construction, structure

7. (architecture) a tall vertical cylindrical structure standing upright and used to support a structure

Similar word(s): pillar

Definition categories: man–made, upright, vertical

8. a page or text that is vertically divided

- the newspaper devoted several columns to the subject

- the bookkeeper used pages that were divided into columns

Definition categories: communication, text

9. any tubular or pillar-like supporting structure in the body

Definition categories: body

Sentences with column as a noun:

- It was too hard to read the text across the whole page, so I split it into two columns.

- Each column inch costs $300 a week; this ad is four columns by three inches, so will run $3600 a week.

- His initial foray into print media was as the author of a weekly column in his elementary-school newspaper.