pascal n the derived SI unit of pressure; the pressure exerted on an area of 1 square metre by a force of 1 newton; equivalent to 10 dynes per square centimetre or 1.45x10--4 pound per square inch.
Pa (C20: named after B. Pascal)
Pascal  (French)
n Blaise (blɛz). 1623--62, French philosopher, mathematician, and physicist. As a scientist, he made important contributions to hydraulics and the study of atmospheric pressure and, with Fermat, developed the theory of probability. His chief philosophical works are Lettres provinciales (1656--57), written in defence of Jansenism and against the Jesuits, and Pensées (1670), fragments of a Christian apologia
n a high-level computer programming language developed as a teaching language: used for general-purpose programming
n a triangle consisting of rows of numbers; the apex is 1 and each row starts and ends with 1, other numbers being obtained by adding together the two numbers on either side in the row above: used to calculate probabilities
(C17: named after B. Pascal)
n (Philosophy) the argument that it is in one's rational self-interest to act as if God exists, since the infinite punishments of hell, provided they have a positive probability, however small, outweigh any countervailing advantage