Entry Word: conclusive

Function: adjective

Meaning: 1 serving to put an end to all debate or questioning <the archeological discovery was conclusive proof that the Vikings had indeed settled in North America around 1000 ???>

Synonyms absolute, clear, decisive, definitive

Related Words incontestable, incontrovertible, indisputable, indubitable, irrefutable, undeniable, unquestionable; unchallenged, uncontested, undisputed; unambiguous, unequivocal; certain, definite, positive, sure

Near Antonyms debatable, disputable, questionable, refutable; ambiguous, equivocal

Antonyms inconclusive, indecisive, unclear

2 having the power to persuade <a conclusive argument for allowing the students to put on a play of their own choosing> — see cogent