Meaning of diagonal
Pronunciation: (dī-ag'u-nl, -ag'nl), [key]
- 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.
- having an oblique direction.
- having oblique lines, ridges, markings, etc.
- a diagonal line or plane.
- a diagonal row, part, pattern, etc.
- (of a horse at a trot) the foreleg and the hind leg, diagonally opposite, which move forward simultaneously.
- a set of entries in a square matrix running either from upper left to lower rightor lower left to upper right
- one of the oblique lines of squares on a chessboard: He advanced his bishop along the open diagonal.
- diagonal (Thesaurus)