What does "Adulterate" mean?
(a.) Debased by the admixture of a foreign substance; adulterated; spurious (a.) Tainted with adultery (v. i.) To commit adultery (v. t.) To corrupt, debase, or make impure by an admixture of a foreign or a baser substance; as, to adulterate food, drink, drugs, coin, etc (v. t.) To defile by adultery
Example: "Adulterate liquor"