In a conclusive manner; decisively; with final determination: as, the point of law is conclusively settled.

adverb. In the way of conclusion; decisively; positively.

adverb. In a conclusive manner; with finality.

adverb. in a conclusive way

"It emerges conclusively from the effects obtained from the most varied sites of stimulation falling in the area named that here too no grouping is found in contrast, for example in the formation of nuclei; each particular syndrome shows a fairly large scatter."

effusively  exclusively  

decisively  positively