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Từ điển Oxford Learners Wordfinder Dictionary
pollution



noun
1. undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities (Freq. 1)
Derivationally related forms:
pollute
Hypernyms:
environmental condition, impurity, impureness
Hyponyms:
biodegradable pollution, nonbiodegradable pollution, air pollution, noise pollution, sound pollution,
thermal pollution, water pollution
2. the act of contaminating or polluting;
including (either intentionally or accidentally) unwanted substances or factors
Syn:
contamination
Ant:
decontamination (for: contamination)
Derivationally related forms:
pollute, contaminate (for: contamination)
Hypernyms:
soiling, soilure, dirtying
Hyponyms:
dust contamination
3. the state of being polluted
Syn:
befoulment, defilement
Derivationally related forms:
pollute, defile (for: defilement), befoul (for: befoulment)
Hypernyms:
dirtiness, uncleanness

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