quatrefoil

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.

See also: Foils

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.