The logic of the thing was spread out plainly and irrefutably in his mind.
Every individual identified, is identified plainly, irrefutably.
Such facts as these irrefutably differentiate the two kinds of tuberculosis.
M. Pierre Champion (Guillaume de Flavy, p. 283) has irrefutably demonstrated its unauthenticity.
Fortunately, however, I have at my disposal a wealth of documentary ...