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extinct
/ɛkˈstɪŋkt/
verb
To make extinct; to extinguish or annihilate.
adjective
Extinguished, no longer alight (of fire, candles etc.)
"Poor Edward's cigarillo was already extinct."
No longer used; obsolete, discontinued.
"Luckily, such ideas about race are extinct in current sociological theory."
(of a group of organisms, as a species) No longer in existence; having died out.
"The dinosaurs have been extinct for millions of years."
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