This, however, he argued, was rendered unavoidable by the necessity of the case; a discretionary power must be vested somewhere, in order to carry into effect the better principles to be introduced.
A discretionary power in the hands of such a man as the Governor of Coldbath Fields would thoroughly test the experiment.
The above incident may, I hope, attract the notice of someone in authority, and be the means of giving a discretionary power to governors of prisons as regards the treatment of a certain class of prisoners.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "discretionary power" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.