ALL meanings of principal diagonal
prin·ci·pal di·ag·o·nal
P p - noun principal diagonal a diagonal line or plane. 1
- noun principal diagonal virgule. 1
- noun principal diagonal a diagonal row, part, pattern, etc. 1
- noun principal diagonal Manège. (of a horse at a trot) the foreleg and the hind leg, diagonally opposite, which move forward simultaneously. 1
- noun principal diagonal diagonal cloth. 1
- noun principal diagonal Mathematics. a set of entries in a square matrix running either from upper left to lower right (main diagonal or principal diagonal) or lower left to upper right (secondary diagonal) 1
- noun principal diagonal Chess. one of the oblique lines of squares on a chessboard: He advanced his bishop along the open diagonal. 1
- adjective principal diagonal Mathematics. connecting two nonadjacent angles or vertices of a polygon or polyhedron, as a straight line. extending from one edge of a solid figure to an opposite edge, as a plane. 1
- adjective principal diagonal having an oblique direction. 1
- adjective principal diagonal having oblique lines, ridges, markings, etc. 1