The Collaborative International Dictionary of English v.0.48:

Opprobrium \Op*pro"bri*um\, n. [L., fr. ob (see Ob-) + probrum
   reproach, disgrace.]
   A state of disgrace; infamy; reproach mingled with contempt;
   odium[3].
   [1913 Webster+PJC]

   2. Abusive language.
      [1913 Webster]

            Being both dramatic author and dramatic performer,
            he found himself heir to a twofold opprobrium. --De
                                                  Quincey.
      [1913 Webster]

WordNet (r) 3.0 (2006):

opprobrium
    n 1: state of disgrace resulting from public abuse [syn:
         obloquy, opprobrium]
    2: a state of extreme dishonor; "a date which will live in
       infamy"- F.D.Roosevelt; "the name was a by-word of scorn and
       opprobrium throughout the city" [syn: infamy, opprobrium]
       [ant: celebrity, fame, renown]

Moby Thesaurus II by Grady Ward, 1.0:

26 Moby Thesaurus words for "opprobrium":
   abuse, calumny, contumely, degradation, demotion, depluming,
   discredit, disesteem, dishonor, displuming, disrepute, ignobility,
   ignominiousness, ignominy, infamousness, infamy, ingloriousness,
   invective, loss of honor, obloquy, odium, revilement, scurrility,
   shame, vilification, vituperation



Bouvier's Law Dictionary, Revised 6th Ed (1856):

OPPROBRIUM, civil law. Ignominy; shame; infamy. (q.v.)