coffer
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coffer
1. an ornamental sunken panel in a ceiling, dome, etc.
2. a watertight box or chamber
3.
a. short for cofferdam
b. a recessed panel in a concrete, metal, or timber soffit
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
Coffer
A recessed box-like panel in a ceiling or vault, usually square, but often octagonal or lozenge-shaped, sometimes dressed with simple moldings or elaborately ornamented.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
coffer, lacunar
1.One panel in coffering.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.