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Also known as Y-column, Y-shaped column, structural column, column drum, architectural column, pillar, Column

thumb|right|upright=1|National Capitol Columns at the [[United States National Arboretum in Washington, D.C.]] thumb|right|upright=1|Columns of the Parliament House, Helsinki|Parliament House in [[Helsinki, Finland]] thumb|right|upright=1|Column of the Gordon Monument in Waterloo. A column or pillar in architecture and structural engineering is a structural element that transmits, through compression, the weight of the structure above to other structural elements below. In other words, a column is a compression member. The term column applies especially to a large round support (the shaft of t