Adulterate \A*dul"ter*ate\, v. t. [imp. & p. p. {Adulterated}; p. pr. & vb. n. {Adulterating}.] [L. adulteratus, p. p. of adulterare, fr. adulter adulterer, prob. fr. ad + alter other, properly one who approaches another on account of unlawful love. Cf. {Advoutry}.] 1. To defile by adultery. [Obs.] --Milton.
2. To corrupt, debase, or make impure by an admixture of a foreign or a baser substance; as, to adulterate food, drink, drugs, coin, etc.
The present war has . . . adulterated our tongue with strange words. --Spectator.
Syn: To corrupt; defile; debase; contaminate; vitiate; sophisticate.
Adulterate \A*dul"ter*ate\, v. i. To commit adultery. [Obs.]
Adulterate \A*dul"ter*ate\, a. 1. Tainted with adultery.
2. Debased by the admixture of a foreign substance; adulterated; spurious. ※ -- {A*dul"ter*ate*ly}, adv. -- {A*dul"ter*ate*ness}, n.