adulteration
/əˌdʌltəˈreɪʃən/
noun
- The act of making something impure or weaker by adding something of lower quality.
- The company was fined for the adulteration of its organic honey with corn syrup.
- Food safety laws strictly prohibit the adulteration of milk with water.
- The adulteration of olive oil with cheaper oils is a common fraud.
Synonyms
Antonyms