The phrase "pristine forest" refers to a forest that is untouched or undisturbed by human activity. It means that the forest has not been altered or damaged and remains in its original and natural state. Full definition
Indeed, the loss of pristine forest in the tropics and its blow to biodiversity and ecosystem services are massive and irreversible. (anthropozine.com)
Many guitar makers source wood from pristine forests in exotic locales. (wri.org)
«People want to preserve pristine forests for conservation and to preserve life,» she says. (scientificamerican.com)