1640. Hammond, Poor Mans Tithing, Wks. 1684, IV. 554. Had the Promises been of any other sort, the Apostles illation had been utterly unconclusive, if not impertinent.
1672. H. Dodwell, Two Lett., Pref. C iij. There being no more politick way for betraying the Truth than to offer to defend it by unconclusive arguments.
Hence † Unconclusively adv., -ness. Obs.
1660. Coke, Justice Vind., 13. When a man talks unconclusively, they say he talks not sense.
1723. Mather, Vind. Bible, 209. The appearing unconclusiveness of the reasoning used in Scripture.