Sū'per-ses'sion, n.

(-sĕsh'ŭn), n. [L. Lat. supersessio, from Lat. supersedere, supersessum; O. Fr. supersession. See SUPERSEDE.] The act of superseding; supercedure.

The general law of diminishing return from land would have undergone, to that extent, a temporary supersession. J. S. Mill.