Another word for indubitable

But however indubitable that conclusion and the officer's conviction based upon it, Pierre felt it necessary to disillusion him.

(He now felt so glad to be free from his own lawlessness and to submit his will to those who knew the indubitable truth.)

His work has the value that attaches to a record written by one chronicling the events of his own times, gifted with ordinary powers of observation, indubitable candour and independence of view.

That there are in the Eddas and Sagas early ideas and later ideas tinged by Christian legend seems indubitable, but philological and historical learning has by no means settled the questions of relative purity and antiquity tin the myths.

indubitable signs of the recent presence of lakes in the shells they have left amid the sands.