The Collaborative International Dictionary of English v.0.48:

Incriminate \In*crim"i*nate\, v. t. [imp. & p. p.
   Incriminated; p. pr. & vb. n. Incriminating.] [LL.
   incriminatus, p. p. of incriminare; in- in + criminare,
   criminari, to accuse one of a crime. See Criminate.]
   To accuse; to charge with a crime or fault; to criminate.
   [1913 Webster]