A foreign substance that makes something dirty, or impure, especially waste from human activities.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: adulterant, contamination, pollution, adulterator, contaminant, contaminator, impurity, pollutant, sophisticant, taint
Antonyms: none provided
waste matter that contaminates the water or air or soil
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: waste, waste material, waste matter, waste product
Narrower terms: dichlorodiphenyltrichloroethane, DDT, chlorofluorocarbon, CFC, halon, nitrogen oxide, sulfur dioxide, sulphur dioxide