Discredit1. (v.) To destroy confidence or trust in; to cause disbelief in the accuracy of; as, to discredit a source.
2. (n.) Hence, some degree of dishonor or disesteem; ill repute; reproach; -- applied to persons or things.
3. (v. t.) To refuse credence to; not to accept as true; to disbelieve; as, the report is discredited.
4. (v. t.) To deprive of credibility
5. (v. t.) To deprive of credit or good repute; to bring reproach upon; to make less reputable; to disgrace.
Thesaurus Entries
agnosticism, asperse, aspersion, atheism, bad character, bad name, bad odor, bad report, bad reputation, bad repute, belie, belittle, besmirch, blacken, blemish, blot, blow sky-high, blow up, brand, bring down, bring into discredit, bring low, bring shame upon, bring to naught, calumniate, cast reproach upon, cry down, damage, debase, decry, defamation, defame, deflate, defrock, degradation, degrade, demean, denial, deny, deplume, deprecate, depreciate, derogate from, destroy, detract, detract from, devaluate, devalue, diminish, disapprobation, disapprove of, disbelief, disbelieve, disconfirm, disesteem, disfavor, disgrace, dishonor, disparage, displume, disprove, dispute, disrepute, distrust, doubt, doubtfulness, dubiousness, evil repute, explode, expose, gag on, harm, heresy, hold in contempt, humiliate, humiliation, ignominy, ill fame, ill repute, ill-favor, impute shame to, inability to believe, incredulity, infamy, infidelity, invalidate, knock, libel, lower, make little of, malign, minimifidianism, minimize, misbelief, misbelieve, mistrust, mock, negate, negative, nonbelief, not admit, not believe, not buy, not swallow, nullifidianism, obloquy, odium, opprobrium, pillory, poor reputation, prove the contrary, public dishonor, puncture, put down, put to shame, qualm, question, reduce, reflect discredit upon, reflection, refuse to admit, refuse to credit, refute, reject, rejection, reproach, ridicule, ruin, run down, scandal, scepticism, scruple, shady reputation, shame, shoot, show up, slander, slight, slur, smear, smirch, speak ill of, stigma, stigmatize, submit to indignity, sully, suspicion, taint, tarnish, unbelief, unbelieve, unbelievingness, undercut, unfrock, unsavory reputation, vilify