quatrefoil
(redirected from Quatrafoil)Also found in: Dictionary.
quatrefoil
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 Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
quatrefoil
Having four foils, lobes, or acute divisions.

Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
quatrefoil
[′kwä·trə‚fȯil] (mathematics)
A multifoil consisting of four congruent arcs of a circle arranged around a square.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
quatrefoil
A four-lobed pattern divided by cusps; also See foil.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.