Con·dor·cet 
(kôn-dôr-sĕ), Marquis de. Title of Marie Jean Antoine Nicolas Caritat. 1743-1794.
(kôn-dôr-sĕ), Marquis de. Title of Marie Jean Antoine Nicolas Caritat. 1743-1794. French mathematician and philosopher known for his work on the mathematical theory of probability and for his philosophical study Sketch for a Historical Picture of the Progress of the Human Mind (1795).