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English definition of “prove”

prove

verb (SHOW)   /pruv/ (past participle proved or proven  /ˈpru·vən/)
to show after a time or by experience that something or someone has a particular quality: [L] The dispute over rights to the song could prove impossible to resolve. [+ to infinitive] The new safety procedures have so far proven to be satisfactory. As a newcomer, I felt I had to prove myself (= show I am skilled). proven    /ˈpru·vən/ adjective [not gradable] You can’t trust him – he’s a proven liar.
(Definition of prove verb (SHOW) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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