ˈdɛmənstɹeɪt ɛˈseɪ ɪˈstæb.lɪʃ ˈɛvɪdəns ɪɡˈzæmɪn ˈlɛv.ən pɹuːv

ʃoʊ ʃəʊ ʃoʊ ˈtɛstɪfaɪ establish the validity of something, as by an example, explanation or experiment The experiment demonstrated the instability of the compound The mathematician showed the validity of the conjecture prove formally; demonstrate by a mathematical, formal proof obtain probate of prove a will provide evidence for The blood test showed that he was the father Her behavior testified to her incompetence take a trial impression of cause to puff up with a leaven unleavened bread increase in volume the dough rose slowly in the warm room put to the test, as for its quality, or give experimental use to This approach has been tried with good results Test this recipe be shown or be found to be She proved to be right The medicine turned out to save her life She turned up HIV positive