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DIAGONAL

Definition:

[noun] (geometry) a straight line connecting any two vertices of a polygon that are not adjacent
[noun] a line or cut across a fabric that is not at right angles to a side of the fabric
Synonyms: bias
[noun] an oblique line of squares of the same color on a checkerboard; "the bishop moves on the diagonals"
[noun] (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
[noun] a punctuation mark (/) used to separate related items of information
Synonyms: solidus, slash, virgule, stroke, separatrix
[adjective] at an angle; especially connecting two nonadjacent corners of a plane figure or any two corners of a solid that are not in the same face; "a diagonal line across the page"
[adjective] having an oblique or slanted direction
Synonyms: aslant, aslope, slanted, slanting, sloped, sloping