Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
Pendentives are curved triangular structures that support a dome by transitioning from the round base to the square shape of the building below it. They allow for the smooth transition between different shapes and provide structural stability.
Related terms
Dome: A dome is a rounded vaulted structure that resembles an upside-down bowl. Pendentives are often used in conjunction with domes to create visually striking architectural features.
A basilica is a type of large, rectangular building with a central nave flanked by aisles. Pendentives can be found in some basilicas where they help transition from rectangular spaces to circular or domed areas.
Rotunda: A rotunda is a round building or space typically covered by a dome. Pendentives are commonly used in rotundas to provide structural support while allowing for smooth transitions between different architectural elements.