contamination
🇺🇸
/kənˌtæmɪˈneɪʃn/
🇬🇧
/kənˌtæmɪˈneɪʃn/
making something dirty or unsafe by adding harmful substances
Water contamination from chemicals can make people sick.
changing people's ideas or culture in a negative way
The community worried about cultural contamination from outside influences.