Wiktionary
n. A dictator that has power because the people choose to allow him/her to; who must make wise use of power since the benevolent dictatorship system allows them to be peaceably removed from office.
Usage examples of "benevolent dictator".
It's a little complicated, but it deals with a truly benevolent dictator.
He was testy and irascible but ran NUMA like a benevolent dictator.
I promise, Luke, you will be my benevolent dictator from here on out.
Okami, a bald, bullet-headed man, had the round, jovial face of a benevolent dictator.
The implication was that the Oracle, or some twin of that computer, would actually head the new government, as a benevolent dictator.
Peter Godin's vision of Trinity as a benevolent dictator was not proving out.
Mick gazed down the long table much as a benevolent dictator looks to attending his satraps, with a certain but unmistakable steely charm.