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more about arris
arris |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Arris \Ar"ris\, n. [OF. areste, F. ar[^e]te, fr L. arista the top or beard of an ear of grain, the bone of a fish.] (Arch.) The sharp edge or salient angle formed by two surfaces meeting each other whether plane or curved; -- applied particularly to the edges in moldings, and to the raised edges which separate the flutings in a Doric column. --P. Cyc. {Arris fillet}, a triangular piece of wood used to raise the slates of a roof against a chimney or wall, to throw off the rain. --Gwilt. {Arris gutter}, a gutter of a V form fixed to the eaves of a building. --Gwilt.
more about arris