unextinct

1. not comparableNot extinct; still living.

   There was only one person in the village who had actually known Luella Miller. That person was a woman well over eighty, but a marvel of vitality and unextinct youth.

   1902, Mary E. Wilkins Freeman, Luella Miller

   Synonyms: extant

present singular third person unextincts · participle present unextincting · participle past unextincted · past unextincted

1. transitiveTo make not extinct; especially, to return an extinct species to existence.

   Removing graffiti. Unextincting the dodo bird.

   2007, Richard Greene, 'Shroom!, page 428

   2 more examples

   He was a resequenced neanderthal named Stiggins and soon to be, I assumed, divisional head of SO-13, the department that policed all unextincted creatures.

   2012, Jasper Fforde, The Woman Who Died a Lot

   The good news is that, with the exception of the giant auk which will only return if genetic cloning can find a way to 'unextinct' it, there are ways of getting our wildlife out of the intensive care unit.

   2017, Padraic Fogarty, Whittled Away

   Synonyms: de-extinct

2. astronomyTo correct, or otherwise account for the extinction of an astronomical object.