kathetal
Kath"e*tal, a. Etym: [Gr. Cathetus.] (Math.) Defn: Making a right angle; perpendicular, as two lines or two sides of a triangle, which include a right angle.
Kath"e*tal, a. Etym: [Gr. Cathetus.] (Math.) Defn: Making a right angle; perpendicular, as two lines or two sides of a triangle, which include a right angle.