- column limit
- column magnetic separator control
- column matrix
- column mean
- column-monomial matrix
- column nullity
- column of a determinant
- column of a matrix
- column of a table
- column of tens
- column operation
- column-oriented database
- column oven
- column permutation
- column radio chromatography
- column raising
- column rank
- column regeneration
- column revision
- column selection
- column shaft
- column shell
- column shift of Chinese timber construction
- column space
- column stabilized unit