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trefoil arch

American  

noun

Architecture.
  1. an arch with cusplike intrados.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The baptismal font, probably from the 14th century, is adorned with carved trefoil arches in low relief.

From Project Gutenberg

Gothic trefoil arches and traceries are carried by classical columns.

From Project Gutenberg

Across these five upright divisions and in a straight line is thrown a great flattened trefoil arch joined to the back with Gothic vaulting.

From Project Gutenberg

The arch over it is a moulded trefoil arch, surmounted by a plain canopy of very simple and formal design.

From Project Gutenberg

The circle of the central pediment is divided by mullions into eight lights, under trefoil arches radiating from an orb.

From Project Gutenberg