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
This disambiguation page lists articles associated with the title PSW.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: