(medicine) The loss of vision in one or more quadrants of the field of view

plural of quadrangle

plural of quadrantanopia

In an arrangement of quadrants / With reference to quadrants

plural of quadrans

(mathematics) A graph embedded in a surface such that every face is a quadrangle. / The act or result of quadrangulating a surface.

plural of quadrangulation

In a quadrangular shape or manner.

The quality of being quadrangular.

(transitive) To divide (a plane or other surface) into quadrangles, often by removing the dividing line between two adjacent triangles (following a previous triangulation)