Abbr. Pa A unit of pressure equal to one newton per square meter.
Pascal A high-level programming language designed to support structured programming and used in teaching, applications, and systems programming.
Origin: After Blaise Pascal
French mathematician, philosopher and inventor. His early work included the invention of the adding machine and syringe, and the co-development with Fermat of the mathematical theory of probability. Later he became a Jansenist and wrote on philosophy and theology, notably as collected in the posthumous Pensées (1670).