Pa - Science and Technology

Science and Technology

  • PA-RISC, an instruction set architecture developed by Hewlett-Packard
  • PA series, a group of paper sizes
  • Pascal (unit), an SI derived unit of pressure
  • Peano axioms in mathematical logic
  • Physician assistant, the title of one group of mid-level medical practitioners
  • Polyacetylene
  • Polyamide, the type of polymer that makes of proteins, wool, silk, and nylons
  • Power amplifier, a system used to amplify speech or music so that they may be heard by large crowds of people, especially outdoors
  • Proanthocyanidins
  • Protactinium, a chemical element
  • Production assistant, a job title in filmmaking and television
  • The position angle of a binary star system
  • PA pressure, or pulmonary artery pressure

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