A column is a vertical structural element in architecture.
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column in Wiktionary, the free dictionary.
Column or columns may also refer to:
- Column (botany) or gynostemium, a part of an orchid
- Column chromatography, a method used to purify individual chemical compounds from mixtures of compounds
- Column-based nucleic acid purification
- Cortical column, a group of neurons in the brain cortex
- Fractionating column, an essential item used in distillation of liquid mixtures
- Packed bed column, an apparatus used in column chromatography, absorption, scrubbing and distillation
- Stalagnate (or pillar or sinter column), a limestone cave formation comprising a column from the ceiling to the floor
- Vertebral column, a column of vertebrae situated in the dorsal aspect of the abdomen
- Column (fluid dynamics), a vertical body of one fluid moving through another
- Eruption column, a cloud of super-heated material suspended in gases after a volcanic eruption