1. not serving to settle or decide a matter; not conclusive; inconclusive
Usage: formal; often used in legal, scientific, or academic contexts

Examples

• The test results were nonconclusive, so the doctor ordered additional tests.
• The evidence presented in court was nonconclusive and did not prove guilt beyond a reasonable doubt.
• The study's findings were nonconclusive due to the small sample size.
• After the debate, polls showed nonconclusive results, with voters still undecided.
• The preliminary investigation produced nonconclusive data about the cause of the accident.
• The committee reached a nonconclusive decision and agreed to revisit the issue next month.