diagonal
adjective
°Joining two nonadjacent vertices (of a polygon or polyhedron).
°Having a slanted or oblique direction, lines or markings.
noun
°something arranged diagonally or obliquely.
°a line or cut across a fabric that is not at right angles to a side of the fabric.
synonyms: aslant, aslope, slanted, slanting more» , sloped, sloping, /, separatrix, slash, solidus, stroke, virgule, bias