adjective. free from admixture with noxious elements; clean.
- polluted (English)
- un- (English)
- on- (Middle English (1100-1500))
Sentences with unpolluted
Fill your tank with pond water or creek water from an unpolluted source, or tap water treated with a chemical dechlorinator, which you can get from pet shops.
2. Verb, past participle
In fact they are indicators that the air is unpolluted as they do not thrive in polluted areas.