adulterated

verb (used with object), a·dul·ter·at·ed, a·dul·ter·at·ing.

1. to debase or make impure by adding inferior materials or elements; use cheaper, inferior, or less desirable goods in the production of (any professedly genuine article): to adulterate food.

adjective

2. impure or debased; cheapened in quality or purity.
3. adulterous.

verb (əˈdʌltəˌreɪt)

1. (tr) to debase by adding inferior materialto adulterate milk with water

adjective (əˈdʌltərɪt, -ˌreɪt)

2. adulterated; debased or impure
3. a less common word for adulterous

v.

1530s, back-formation from adulteration, or else from Latin adulteratus, past participle of adulterare “to falsify, corrupt,” also “to commit adultery.” Earlier verb was adulter (late 14c.). Related: Adulterated; adulterating.