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A wall along the ridge of a roof that makes the roof appear higher.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
roof comb, roof crest
A wall along the ridge of a roof; used to give an appearance of additional height.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.