[Unix] In most Unix-like operating systems, the ps program (short for `process status`) displays the currently-running processes. A related Unix utility named top provides a real-time view of the running processes. In Windows PowerShell, ps is a predefined command alias for the Get-Process cmdlet which essentially serves the same purpose. =... Found on http://en.wikipedia.org/wiki/Ps_(Unix)
abbreviation: Republic of Palau (Largest of USA Trust Territory of the Pacific Islands approx 675nm SW of Guam)
Found on http://www.encyclo.co.uk/local/20021
Posterior Stabilized; a posterior stabilized knee is a type of semiconstrained total knee system that compensates for a deficient or absent posterior cruciate ligament through its surface geometry (its design minimizes forward and backward movement of the knee and substitutes for the function of the ligament). Found on https://www.ioshospital.com/orthopaedics/learnMore/glossaryOfTerms.aspx