
diagonal  an oblique line of squares of the same color on a checkerboard  

diagonal  [in geometry] a straight line connecting any two vertices of a polygon that are not adjacent  

stroke, slash, solidus, virgule, diagonal, separatrix  a punctuation mark (/) used to separate related items of information  

bias, diagonal  a line or cut across a fabric that is not at right angles to a side of the fabric  

diagonal  connecting two nonadjacent corners of a plane figure or any two corners of a solid that are not in the same face  

diagonal  [in mathematics] a set of entries in a square matrix running diagonally either from the upper left to lower right entry or running from the upper right to lower left entry  

slanting, sloping, slanted, aslant, aslope, diagonal, sloped  having an oblique or slanted direction 