noun
Meanings
-
1
noun
a substance that pollutes or makes something impure
Tests revealed a toxic contaminant in the drinking water.
Thesaurus
Opposites
purifiercleanser
Word family
Etymology
From Latin contaminant-, present participle stem of contaminare ('to defile, pollute'), from contamen ('contact, pollution'), ultimately from con- ('together') + tangere ('to touch').
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