HyperDic: acid_rain

English > 1 sense of the expression acid rain:
NOUNstateacid rain, acid precipitationrain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water
English > acid rain: 1 sense > noun 1, state
Meaningrain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water.
Synonymacid precipitation
Broaderair pollutionpollution of the atmosphere
Spanishlluvia ácida
Catalanpluja àcida

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