re·fute 
/rɪˈfju:t/ verb
re·futes; re·fut·ed; re·fut·ing /rɪˈfju:t/ verb [+ obj] formal 1 : to prove that (something) is not true
▪ The lawyer refuted the testimony of the witness. ▪ refute an argument/claim 2 : to say that (something) is not true
▪ He refuted [=denied] the rumor about him. ▪ He refutes the notion that he's planning to retire soon. ▪ She refuted the allegations against her.
▪ The lawyer refuted the testimony of the witness. ▪ refute an argument/claim
▪ He refuted [=denied] the rumor about him. ▪ He refutes the notion that he's planning to retire soon. ▪ She refuted the allegations against her.
— ref·u·ta·tion /ˌrɛfjʊˈteɪʃən/ noun, plural ref·u·ta·tions [count, noncount] formal
▪ a refutation of the theory
/ˌrɛfjʊˈteɪʃən/ noun, plural ref·u·ta·tions [count, noncount] formal ▪ a refutation of the theory
