CONCLUSIVELY Meaning of CONCLUSIVELY in English adv.Conclusively is used with these adjectives: ↑ provenConclusively is used with these verbs: ↑ demonstrate , ↑ determine , ↑ establish , ↑ prove , ↑ show Oxford Collocations English Dictionary. Оксфордский английский словарь словосочетаний . 2012