Simple Definition of conclusive

from our Learner's Dictionary

conclusive

adjective

kənˈkluːsɪv How to pronounce conclusive (audio)
: showing that something is certainly true
conclusive evidence/proof

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“Conclusive.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/conclusive. Accessed 20 Jun. 2026.

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