Definition from Wiktionary, the free dictionary
From French evincer (old spelling of évincer), from Latin ēvincere, present active infinitive of ēvincō (“conquer entirely, prevail over; prove exhaustively”), from ē, short form of ex, + vincō (“conquer”).
- (transitive) To show or demonstrate clearly; to manifest.
- Common sense and experience must and will evince the truth of this.
Derived terms 
show or demonstrate clearly
- third-person singular present indicative of evincere
- second-person singular present active imperative of ēvincō