Definition

Adjective: 1. Serving to settle an issue; decisive: Providing a final answer or resolution, leaving no room for doubt or further discussion. 2. Putting an end to debate or question: Evidence or an argument that is so strong it leads to a definite conclusion.

Examples of Usage

• Adjective:
  • The DNA test provided conclusive evidence of his innocence.
  • After a conclusive victory in the final debate, she was elected president.
  • The study's results were not conclusive; more research is needed.

Advanced Usage

• "Conclusive of": (Formal) Serving to prove or establish something definitively.
  • The fingerprints found at the scene were conclusive of his presence.

Variants and Related Words

• Conclusively (adverb): In a decisive and final manner.
  • The theory was conclusively proven.
• Inconclusive (adjective): Not leading to a definite conclusion or result.
  • The talks were inconclusive and will resume next week.

Synonyms

• Definitive: Providing a final solution or answer.
• Decisive: Settling an issue convincingly.
• Irrefutable: Impossible to deny or disprove.

Antonyms

• Inconclusive: Not leading to a firm conclusion.
• Ambiguous: Open to more than one interpretation.
• Tentative: Not certain or fixed; provisional.

Related Phrases and Idioms

• "Conclusive proof": Evidence that definitively proves something.
  • The signed confession was taken as conclusive proof of his guilt.

Adjective

1. forming an end or termination; especially putting an end to doubt or question
   • conclusive proof
   • the evidence is conclusive