keel arch

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Related to keel arch: pointed arch, Miniature painting

ogee arch

ogee arch
ogee, 2 left, Early English period; center, Decorated period; right, Perpendicular period
A pointed arch composed of reversed curves, the lower concave and the upper convex. Compare with nodding ogee arch.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.