say it: uhn-kuhn-TAM-uh-nay-tid
uncontaminated is an adjective meaning "not corrupted by contact or association". It carries 2 recorded senses.
not corrupted by contact or association
“there is no culture uncontaminated by contact with the outside world”
free from admixture with noxious elements; clean
“unpolluted streams”
“a contaminated lake”
Definitions, synonyms and semantic relations for uncontaminated come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.