contamination
US /kənˌtæməˈneʃən/
・UK /kənˌtæmɪ'neɪʃən/
B2
noun
- Being impure because of a harmful agent
other
- The action or state of making or being made impure.
- The action or state of making or being made impure.
- The process of making something impure or unsuitable by contact with something unclean or bad.