Orthogonal
Orthogonal movement or adjacency on a board of squares (such as a chess board) is along the axes parallel to the edge of the board. For example a Rook in a game of Chess has unconstrained orthogonal movement.
Contrast to diagonal.
Orthogonal movement or adjacency on a board of squares (such as a chess board) is along the axes parallel to the edge of the board. For example a Rook in a game of Chess has unconstrained orthogonal movement.
Contrast to diagonal.