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      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.,   (Symbol)   



     (C20: named after B. Pascal)  

Pascal   [1]     (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  
Pascal   [2]  
      n   a high-level computer programming language developed as a teaching language: used for general-purpose programming  
Pascal's triangle  
      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)  
Pascal's wager  
      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  
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