Modern collective term for various phenomena of Greek column construction, coined by the American archaeologist W.H. Goodyear in 1912. They include specifically: (a) solution of the angle triglyph problem; (b) entasis (outward curvature of the column shaft); (c) inclination (inward leaning of columns and cella walls); (d) curvature (slight arching of the stylobate, sometimes also of all other superstructures, e.g. in the Parthenon); (e) increased diameter of corner columns as opposed to the central columns.
Some of these phenomena were described by Vitru…