Defunct

From Biology-Online Dictionary | Biology-Online Dictionary

Defunct

Having finished the course of life; dead; deceased. Defunct organs. The boar, defunct, lay tripped up, near. (Byron)

Origin: L. Defunctus, p. P. Of defungi to acquit one's self of, to perform, finish, depart, die; de _ fungi to perform, discharge: cf. F. Defunt. See function.