title: PSW
text: # PSW
  
  PSW may refer to:
  
  * PSW Science, the oldest scientific society in Washington, D.C.
  * Personal Support Worker, Canada
  * PlayStation World, a UK magazine
  * Program status word, a control register in IBM mainframe computers
  * Baillie–PSW primality test in mathematics
  * Part Submission Warrant in production part approval process
  * Post Study Work Visa, UK
  