defunct

1. No longer in use or active, nor expected to be again.Synonyms: antiquated, disused, outdated, anachronistic, antediluvial, antediluvian, antiquated, antique

2. (computing) Specifically, of a process: having terminated but not having been reaped (by its parent or an inheritor), and thus still occupying a process slot. See also zombie, zombie process.

3. (linguistics) (of a language) No longer spoken.Examples: "When a language dies members of the culture of which that language was once a part may attempt to hold on to their linguistic heritage, if not by the use of the defunct language itself, at least by the preservation of its script."

4. (now rare) Deceased, dead.Examples: "The organs, though defunct and dead before, / Break up their drowsy grave and newly move"; "Morgante at a venture shot an arrow, / Which pierced a pig precisely in the ear, / And passed unto the other side quite through; / So that the boar, defunct, lay tripped up near."archaic