From The Collaborative International Dictionary of English v.0.48:
Sophisticate \So*phis"ti*cate\, v. t. [imp. & p. p. Sophisticated; p. pr. & vb. n. Sophisticating.] [LL. sophisticatus, p. p. of sophisticare to sophisticate.] To render worthless by admixture; to adulterate; to damage; to pervert; as, to sophisticate wine. --Howell. [1913 Webster]
To sophisticate the understanding. --Southey. [1913 Webster]
Yet Butler professes to stick to plain facts, not to sophisticate, not to refine. --M. Arnold. [1913 Webster]
They purchase but sophisticated ware. --Dryden. [1913 Webster]
Syn: To adulterate; debase; corrupt; vitiate. [1913 Webster] Sophisticate
From The Collaborative International Dictionary of English v.0.48:
Sophisticate \So*phis"ti*cate\, Sophisticated \So*phis"ti*ca`ted\, a. Adulterated; not pure; not genuine. [1913 Webster]
So truth, while only one supplied the state, Grew scare and dear, and yet sophisticate. --Dryden. [1913 Webster]