Source : Webster's Revised Unabridged Dictionary (1913)

Recidivate \Re*cid"i*vate\, v. i. [LL. recidivare. See
   {Recidivous}.]
   To baskslide; to fall again. [Obs.]

Source : WordNet®

recidivate
     v : go back to bad behavior; "Those who recidivate are often
         minor criminals" [syn: {relapse}, {lapse}, {regress}, {retrogress},
          {fall back}]