Demoivre, Abraham, a mathematician, born in Champagne; lived most of his life in England to escape, as a Protestant, from persecution in France; became a friend of Newton, and a Fellow of the Royal Society, and was of such eminence as a mathematician that he was asked to arbitrate between the claims of Newton and Leibnitz to the invention of fluxions (1667‒1754).
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Demogorgon * Demon