pollution

Pronunciation

• (UK) IPA ^(key): /pəˈl(j)uːʃən/
• (US) IPA ^(key): /pəˈluʃən/

• Audio (UK)

  (file)

Noun

Singular pollution

Plural none

1. (uncountable) Pollution is when bad or harmful things are put into the environment.

   Nobody visits the river any more because of all the pollution.

2. (uncountable) Pollution is the state of being polluted.