noun
- a slight convex curve in the shaft of a column or other structure, used to correct the optical illusion of concavity
Usage: architecture; classical
Examples
- The Parthenon's columns display subtle entasis, making them appear perfectly straight to the human eye.
- Ancient Greek architects used entasis to enhance the visual appeal of their temples.
- The entasis of the column gives it a sense of strength and elegance.
- Without entasis, tall columns can appear to bow inward or sag in the middle.
- Modern architects still study entasis as a principle of classical design.