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pollution

pol·lu·tion

pollution

 
pronunciation:
p lu shn
features:
Word History, Word Explorer
part of speech: noun
definition 1: the act or process, or an instance, of polluting.
The company paid a fine for its pollution of the soil near the factory.
definition 2: the condition or quality of being polluted.
Pollution of the air is responsible for some of these respiratory illnesses.
definition 3: contaminating material that pollutes.
Pollution in the lake is killing the fish.
 
Word History
Pollution comes from a Latin word that means "to make filthy." The Latin word for mud is lutum.
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