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arrisenUK
ar·ris A0437500 (ăr′ĭs)n. pl. arris or ar·ris·es The sharp edge or ridge formed by two surfaces meeting at an angle, as in a molding. [Alteration of Old French areste, fishbone, spine; see arête.]arris (ˈærɪs) n, pl -ris or -rises (Architecture) a sharp edge at the meeting of two surfaces at an angle with one another, as at two adjacent sides of a stone block[C17: apparently from Old French areste beard of grain, sharp ridge; see arête]ar•ris (ˈær ɪs) n. 1. a sharp ridge, as between adjoining channels of a Doric column. 2. the line, ridge, or hip formed by the meeting of two surfaces at an exterior angle. [1670–80; < Middle French areste; see arête] ArrisenUK
arris[′ar·əs] (architecture) A short edge or angle at the junction of two surfaces, especially moldings and raised edges. (geology) arête ArrisAn external angular intersection between two sharp planar or curved faces, as in moldings; or between two flutes in a Doric column. arris, aris1. An external angular intersection between two planar faces (an edge), or two curved faces, as in moldings or between two flutes on a Doric column or between a flute and the fillet on an Ionic or a Corinthian column. 2. The sharp edge of a brick.MedicalSeeARIS |