con·tra·dict 
/ˌkɑ:ntrəˈdɪkt/ verb
con·tra·dicts; con·tra·dict·ed; con·tra·dict·ing /ˌkɑ:ntrəˈdɪkt/ verb [+ obj] 1 a : to say the opposite of (something that someone else has said) : to deny the truth of (something)
▪ contradict a rumor ▪ He contradicted the charges of his critics.
b : to deny or disagree with what is being said by (someone)
▪ My sister doesn't like being contradicted. 2 : to not agree with (something) in a way that shows or suggests that it is false, wrong, etc.
▪ She has made statements that contradict each other. [=statements that do not agree and that cannot both be true] ▪ The evidence contradicts his testimony. [=the evidence does not support or agree with his testimony] ▪ The mayor's actions in office contradicted the promises he made during the campaign.
▪ contradict a rumor ▪ He contradicted the charges of his critics.
b : to deny or disagree with what is being said by (someone)
▪ My sister doesn't like being contradicted.
▪ She has made statements that contradict each other. [=statements that do not agree and that cannot both be true] ▪ The evidence contradicts his testimony. [=the evidence does not support or agree with his testimony] ▪ The mayor's actions in office contradicted the promises he made during the campaign.
contradict yourself
: to say or do something that is opposite or very different in meaning to something else that you said or did earlier
▪ The witness contradicted herself when she insisted she could identify the thief even though she had said that the night was too foggy to see clearly.
▪ The witness contradicted herself when she insisted she could identify the thief even though she had said that the night was too foggy to see clearly.
