1. the quality of being conclusive; the state of settling a question or ending doubt definitively

Examples

• The conclusiveness of the DNA evidence convinced the jury to reach a guilty verdict.
• Her argument lacked conclusiveness because it relied on speculation rather than facts.
• The conclusiveness of the study's findings made it a landmark publication in the field.
• We appreciated the conclusiveness of the final report, which left no room for interpretation.
• The test results provided conclusiveness about the patient's diagnosis.