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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.

This large twin bay with a trefoil arch replaced in 1860 a rectangular opening, that replaced itself a small Romanesque bay in 1790.

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

In the second stage are four trefoil arches similarly supported; this range is continued round the facings of the inner wall immediately over the doorways, and forms the base of the windows.

From Project Gutenberg