featheredge
[′feth·ər‚ej] (civil engineering)
The thin edge of a gravel-surfaced road.
(design engineering)
A wood tool with a level edge used to straighten angles in the finish coat of plaster.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
featheredge
An edge of a surface, surface coating, or surface film, which tapers away in fineness.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.