In behalf of the dignity of whaling, I would fain advance naught but substantiated facts.
He substantiates every word.
Lionel then goes on to impute the shock to an earthquake, and seems to substantiate the imputation by stating that a great earthquake, somewhere about that time, did actually do great mischief along the Spanish land.
And hence not only at substantiated times, upon well known separate feeding-grounds, could Ahab hope to encounter his prey; but in crossing the widest expanses of water between those grounds he could, by his art, so place and time himself on his way, as even then not to be wholly without prospect of a meeting.
I should like to conclude the chapter with the above appeal, but cannot, owing to my anxiety to repel a charge often made against whalemen, and which, in the estimation of some already biased minds, might be considered as indirectly substantiated by what has been said of the Frenchman’s two whales.
There are no more uses of "substantiate" in the book.
Show samples from other sources
I knew that the mouse—wolf relationship was a revolutionary one to science and would be treated with suspicion, and possibly with ridicule, unless it could be so thoroughly substantiated that there would be no room to doubt its validity.
Farley Mowat -- Never Cry Wolf
Nor did she fabricate something or distort anything important; it is easy to substantiate nearly everything she told Nathan that evening.