Definition of "defunct"

The organs, though defunct and dead before, / Break up their drowsy grave and newly move

1599, William Shakespeare, “The Life of Henry the Fift”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act IV, scene i]

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.

1820 February (date written; published 30 July 1823), Luigi Pulci, “The Morgante Maggiore of Pulci”, in Lord Byron, transl., The Complete Poetical Works of Lord Byron […], New York, N.Y.: The Macmillan Company, published November 1907, canto I, stanza LXIII, page 560, column 2

[T]he engineer must solve the mysteries of boiler accidents by studying defunct structures of many different types.

1880 January 1, The Locomotive, volume 1, number 1, Hartford, Conn.: The Hartford Steam Boiler Inspection And Insurance Company, page 9

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.

2007, J. N. Adams, “The Republic: inscriptions”, in The Regional Diversification of Latin 200 BC - AD 600, Cambridge University Press, page 105

A small tablet is fixt near the Altar, upon wch the friends of ye defunct lay their offerings in mony according to their own ability and the quality of the person deceased.

1687, John Aubrey, Remaines of Gentilisme and Judaisme, page 23

[…] he saw Robert Johnston, pannel, come out of the cott-house with the fork in his hand, and pass by Alexander Fall and the deponent; heard the pannell say, he had sticked the dog, and he would stick the whelps too; whereupon the pannell run after the defunct’s son with the fork in his hand, […]

1817 September, in Blackwood's Edinburgh magazine, volume 1, page 617