nonbiodegradable pollution 1
noundomain: state
Princeton WordNet [ver.3.1]
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EnglishDefinition
pollution that accumulates in the environment and may appear in the food chain
Hypernym
pollution 1
noun
undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities
EnglishAntonym
pollution that is rendered harmless by natural processes and so causes no permanent harm
