Adverb
In the way of conclusion; decisively; positively.
Source: Webster's dictionaryNothing so conclusively proves a man's ability to lead others as what he does from day to day to lead himself. Thomas J. Watson
As the natural systems of the planet broke down, humans would discover conclusively that they were still, after all, just animals in an ecosystem; and as it died back, so did they. Stephen Baxter
People who look for easy money invariably pay for the privilege of proving conclusively that it cannot be found on this sordid earth. Edwin Lefèvre
The atomic bomb certainly is the most powerful of all weapons, but it is conclusively powerful and effective only in the hands of the nation which controls the sky. Lyndon B. Johnson
Oh yes as a matter of fact it's quite interesting that exercises can be conducted which demonstrate conclusively that there are memories which exist prior to this life. L. Ron Hubbard
To Trin Tragula's horror, the shock completely annihilated her brain; but to his satisfaction he realized that he had proved conclusively that if life is going to exist in a Universe of this size, then the one thing it cannot afford to have is a sense of proportion. Douglas Adams