English noun: pollutant | |||
1. | pollutant (substance) waste matter that contaminates the water or air or soil | ||
Broader (hypernym) | waste, waste material, waste matter, waste product | ||
Narrower (hyponym) | CFC, chlorofluorocarbon, DDT, dichlorodiphenyltrichloroethane, halon, nitrogen oxide, sulfur dioxide, sulphur dioxide | ||