conclusive russian

• доказа́тельный

  conclusive, convincing, cogent, demonstrative

  evidential, evidence-based

• малоубеди́тельный

  not conclusive, unconvincing, not persuasive

• доказа́тельно

  conclusively, convincingly, with proof, cogently

  evidence-based

Examples

• Э́то оконча́тельно реши́ло де́ло.

  This conclusively decided the matter.