rewild

[ ree-wahyld ]
/ riˈwaɪld /

verb (used with object)

to introduce (animals or plants) to their original habitat or to a habitat similar to their natural one: proposals to rewild elephants to the American plains.
to return (land) to a more natural state: rewilding an unpopulated island for use as an animal preserve.

verb (used without object)

to introduce living organisms to a habitat.
to return land to a less developed state.

Origin of rewild

First recorded in 1980–85; re- + wild

British Dictionary definitions for rewilding

rewilding
/ (riːˈwaɪldɪŋ) /

noun

the practice of returning areas of land to a wild state, including the reintroduction of animal species that are no longer naturally found there