What does "inconclusive" mean?

Inconclusive: Not conclusive; leading to no conclusion; not closing or settling a point in debate, or a doubtful question; as, evidence is inconclusive when it does not exhibit the truth of a disputed case in such a manner as to satisfy the mind, and put an end to debate or doubt. Arguments . . . inconclusive and impertinent. South. -- In`con*clu"sive*ly, adv. -- In`con*clu"sive*ness, n.