Meaning : (geometry) a straight line connecting any two vertices of a polygon that are not adjacent.
Meaning : A line or cut across a fabric that is not at right angles to a side of the fabric.
Synonyms : bias
Meaning : An oblique line of squares of the same color on a checkerboard.
Example :
The bishop moves on the diagonals.
Meaning : (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.
Meaning : A punctuation mark (/) used to separate related items of information.
Synonyms : separatrix, slash, solidus, stroke, virgule