acid rain
Jump to navigation
Jump to search
English
[edit]Etymology
[edit]Coined in 1872 by Scottish chemist Robert Angus Smith.
Pronunciation
[edit]Noun
[edit]acid rain (countable and uncountable, plural acid rains)
- Rain which is unusually acidic (pH of less than the natural range of 5 to 6); caused mainly by atmospheric pollution with sulphur dioxide, carbon dioxide and nitrogen compounds.
- Hypernym: acid precipitation
Translations
[edit]unusually acidic rain
|