Synonyms of uncontaminated

Adjective

1. uncontaminated (vs. contaminated)

usage: not corrupted by contact or association; "there is no culture uncontaminated by contact with the outside world"

2. uncontaminated, unpolluted, pure (vs. impure)

usage: free from admixture with noxious elements; clean; "unpolluted streams"; "a contaminated lake"