Millions of men, an entire nation, were not able to deter you from producing Rearden Metal-because you had the knowledge of its superlative value and the power which such knowledge gives.
…is the only end that the mystics’ creed has ever achieved, as it is the only end that you see them achieving today, and if the ravages wrought by their acts have not made them question their doctrines, if they profess to be moved by love, yet are not deterred by piles of human corpses, it is because the truth about their souls is worse than the obscene excuse you have allowed them, the excuse that the end justifies the means and that the horrors they practice are means to nobler ends.
There are no more uses of "deter" in the book.
Show samples from other sources
She was slow to decide what to do, but once she did nothing could deter her from her chosen course of action.
The goal is to catch and punish enough tax cheaters to deter others from trying to cheat on their taxes.