quatrefoil

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

noun

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

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Origin of quatrefoil

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

OTHER WORDS FROM quatrefoil

quat·re·foiled, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for quatrefoil

British Dictionary definitions for quatrefoil

quatrefoil
/ (ˈkætrəˌfɔɪl) /

noun

a leaf composed of four leaflets
architect a carved ornament having four foils arranged about a common centre, esp one used in tracery

Word Origin for quatrefoil

C15: from Old French, from quatre four + -foil leaflet; compare trefoil
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