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.