conclusively

Adverb

conclusively (comparative more conclusively, superlative most conclusively)

1. In a conclusive manner; with finality; decisively.
   • Once the final experiment had been performed, the theory was conclusively proved.
   • I need not extend the subject any farther; enough has been said , and much more might be, if necessary, to prove clearly and conclusively that the odontotechny of the Greeks and Romans was advanced to a considerable degree of perfection: […]1829, Samuel Sheldon Fitch, A System of Dental Surgery, page 14
2. By way of conclusion.
   • "Go and find out who did it, before you come blaming me for it." "It's only youse crowd wot comes makin' a pigsty of the place," said Melons conclusively. "It ain't the second nor third floors wot comes makin' all manner o' mess in these basins."1913, Norman Lindsay, A Curate in Bohemia, Sydney: N.S.W. Bookstall Co., published 1932, page 20