Geometry. Coincidence; exact agreement in superposition; capability of being exactly superposed. Obsolete.

Various specific and technical uses. Science. Exact correspondence in position of the several points or parts of a figure or body with reference…

Geometry. The relation between homographic figures; = homology, n. 4.

Geometry. The relation of two figures in the same plane, such that every point in each corresponds to a point in the other, and collinear points…