POLLUTION


Meaning of POLLUTION in English

/ pəˈluːʃn; NAmE / noun [ U ]

1.

the process of making air, water, soil, etc. dirty; the state of being dirty :

air / water pollution

to reduce levels of environmental pollution

2.

substances that make air, water, soil, etc. dirty :

beaches covered with pollution

3.

noise / light ~ harmful or annoying levels of noise, or of artificial light at night

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WORD ORIGIN

late Middle English : from Latin pollutio(n-) , from the verb polluere , based on the root of lutum mud.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.