Defunct

a. [Lat. defunctus, p. p. of defungi, to acquit one's self of, to discharge, perform, finish, to depart, die, from de and fungi, to perform, discharge; O. Fr. & Pr. defunct, N. Fr. défunt, Sp. defunto, difunto, Pg. & It. defunto.] Having finished the course of life; dead; deceased.

n. A dead person; one deceased.