1. uncontaminated - Adjective
2. uncontaminated - Verb
3. uncontaminated - Adjective Satellite
free from admixture with noxious elements; clean
not corrupted by contact or association
Source: WordNetJeffersonian isolationism expressed an essentially cosmopolitan spirit. The Jeffersonian was determined - even at the expense of separating himself from the rest of the globe, and even though he be charged with provincial selfishness - to preserve America as an uncontaminated laboratory. Daniel J. Boorstin
It's so much easier and cheaper to keep the river uncontaminated in the first place than it is to clean it up again once it's been polluted. Elizabeth Gilbert
There are no uncontaminated angels. Philip Roth
unpolluted streams Source: Internet
a contaminated lake Source: Internet
there is no culture uncontaminated by contact with the outside world Source: Internet