A substance that adulterates.
One that contaminates.
A contaminating or being contaminated
The quality or condition of being impure, especially:
In a nuclear reactor, a substance, as boron, that readily absorbs thermal neutrons from a chain reaction, thereby decreasing the reactivity of a reactor core: it is used for safety or control
The definition of a pollutant is waste or another contaminants that make something, such as the air or water, unclean.
Removal of dirt.
Find another word for contaminator. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for contaminator, like: adulterant, adulterator, contaminant, contamination, impurity, poison, pollutant and clean.