(n) French mathematician and philosopher and Jansenist; invented an adding machine; contributed (with Fermat) to the theory of probability (1623-1662), Syn. Blaise Pascal
(n) pressure applied anywhere to a body of fluid causes a force to be transmitted equally in all directions; the force acts at right angles to any surface in contact with the fluid, Syn. Pascal's law of fluid pressures, Example:the hydraulic press is an application of Pascal's law