WordWeb Online

1. Treat as a criminal
   - criminalise [Brit]
    
2. Declare illegal; ban
   "Marijuana is criminalized in the U.S.";
   - outlaw, criminalise [Brit], illegalize, illegalise [Brit]

Derived forms: criminalized, criminalizes, criminalizing

Type of: disallow, do by, forbid, handle, interdict, nix [N. Amer, informal], prohibit, proscribe, treat, veto

Antonym: legalise [Brit]

Encyclopedia: Criminalize