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to contaminate
01
to make a place, substance, etc. dirty or harmful by adding dangerous material
Transitive: to contaminate sth
Examples
The factory 's discharge pipes contaminated the river with toxic chemicals.
Careless waste disposal practices can contaminate groundwater with hazardous substances.
02
to make something radioactive by introducing radioactive material into it
Transitive: to contaminate sth
Examples
The lab worker accidentally contaminated the samples with radioactive isotopes.
The site was contaminated after the nuclear accident.
Lexical Tree
contaminated
contaminating
contamination
contaminate
contamin
