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Not existing anymore, or not useful anymore. A defunct factory is not “broken today”; it is closed for good. Companies, clubs, laws, brands, and websites are the usual subjects.
Not existing anymore, or not useful anymore不再存在了，或不再有用了。A defunct factory is not “broken today”a defunct factory 不是指「今天壞掉了」; it is closed for good而是永久關閉了。Companies, clubs, laws, brands, and websites are the usual subjects公司、社團、法律、品牌、網站是常見的搭配對象。
Of people it can mean dead, but that use is old, and it can sound cold or even , so be careful. Formal, a little — newspapers like it.
Of people it can mean dead用在人身上可以指已經過世, but that use is old但這種用法很舊, and it can sound cold or even jokey聽起來可能冷淡，甚至有點開玩笑的味道, so be careful所以要小心使用。Formal, a little bookish這是個正式、有點書面的字 — newspapers like it報紙很喜歡用。
There is an old verb as well, from the same Latin, meaning to die or to come to an end — though actually almost nobody uses the verb now; the adjective is the living word. It often means “dead as an organization” more than “broken as a tool”: for a that will not start, “out of order” is more everyday.
There is an old verb as well, from the same Latin還有一個古老的動詞，來自同一個拉丁字, meaning to die or to come to an end意思是死去或結束 — though actually almost nobody uses the verb now不過其實現在幾乎沒有人用這個動詞了; the adjective is the living word形容詞才是現在活著的用法。It often means “dead as an organization” more than “broken as a tool”它比較常指「像組織一樣已死」，而不是「像工具一樣壞掉」: for a gadget that will not start對於一個發不動的裝置, “out of order” is more everyday用「out of order」比較日常。
組成Borrowed from Latin dēfunctus, past participle of dēfungor (“to finish, discharge”).
同家族的字
- functionboth go back to the same Latin root for carrying out or finishing a duty — not simply English de- plus function
原始詞典資料7 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
defunctadj/dɪˈfʌŋkt/
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No longer in use or active, nor expected to be again.
- [T]he engineer must solve the mysteries of boiler accidents by studying defunct structures of many different types.
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businessNo longer in use or active, nor expected to be again.
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computingengineeringmathematicsSpecifically, 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.
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human-scienceslinguisticssciences(of a language) No longer spoken.
- 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.
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archaicDeceased, dead.
- 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.
defunctverb/dɪˈfʌŋkt/
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To make defunct.
defunctnoun/dɪˈfʌŋkt/
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The dead person (referred to).
- 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.
- […] 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, […]
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。