contaminate
kuhn ta muh nayt
- v make impure
 - v  make radioactive by adding radioactive material
                    
                        
                            
Don't drink the water--it's contaminated 
- Critics of Ventria's plans are concerned that the gene-altered rice could contaminate regular rice crops and pose a health risk to consumers, scaring off buyers.
 - Environmentalists have long argued that coal ash, which can contaminate groundwater and poison aquatic environments, should be stored in lined landfills.
 - As a result, many of the agricultural pollutants that contaminate drinking water sources are often subject only to state or county regulations.