ex ‧ tinct /ɪkˈstɪŋkt/ BrE AmE adjective
[ Date: 1400-1500 ; Language: Latin ; Origin: exstinctus , past participle of exstinguere ; ⇨ ↑ extinguish ]
1 . an extinct type of animal or plant does not exist any more:
Dinosaurs have been extinct for millions of years.
Pandas could become extinct in the wild.
an extinct species
2 . if a type of person, custom, skill etc is extinct, it does not exist in society any more
3 . an extinct ↑ volcano does not ↑ erupt any more OPP active