Obs. rare–1. [ad. L. excidiōn-em destruction, believed to be f. exscid-, exscindĕre to extirpate, destroy, f. ex- out + scindĕre to cut.] Extirpation, destruction.
1490. Caxton, Eneydos, i. (1890), 11. Troye was enuyronned in fourme of siege, and of excidyon, by Agamenon.
