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quatrefoil

American  
[kat-er-foil, ka-truh-] / ˈkæt ərˌfɔɪl, ˈkæ trə- /

noun

  1. a leaf composed of four leaflets.

  2. Architecture. a panellike ornament composed of four lobes, divided by cusps, radiating from a common center.


quatrefoil British  
/ ˈkætrəˌfɔɪl /

noun

  1. a leaf composed of four leaflets

  2. architect a carved ornament having four foils arranged about a common centre, esp one used in tracery

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of quatrefoil

1375–1425; Middle English < Middle French quatre four + -foil (as in trefoil )

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.

See Examples For:

The more intricate “LV” monogram pattern, with quatrefoil and flowers, appeared in 1896 as Georges’s tribute to his late father.

From The Wall Street Journal May 2, 2026

The word “command” appears on Apple Macintosh keyboards, along with a quatrefoil icon that some people call the “splat” key.

From Washington Post Feb. 2, 2022

The unusual quatrefoil motifs of some individual quilt blocks are based on the four-pronged footprint of battlements known as star forts.

From New York Times Oct. 25, 2017

The biggest change is the proposed addition of a new fixed layer of translucent panels, each in the shape of a quatrefoil, hanging from the cathedral’s existing space-frame of white-painted steel tubes.

From Los Angeles Times Nov. 17, 2016

The wall above is pierced by oculi of different sizes, some of which have quatrefoil tracery within, and the caps of the columns show an almost Romanesque variety and vivacity.

From The Shores of the Adriatic The Austrian Side, The Küstenlande, Istria, and Dalmatia by F. Hamilton (Frederick Hamilton) Jackson

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