Abbreviations beginning with p

POLISPolarimetric Littrow Spectrograph
Academic & Science

POLISPolicing Online Information System (Organization for Security and Cooperation in Europe)
Governmental

POLISParliamentary On Line Indexing Service
Miscellaneous » Unclassified

POLISParliamentary On Line Information System
Miscellaneous » Unclassified

POLISParliamentary On-Line Information System (various locations)
Miscellaneous

POLISPersonal On Line Information Service
Miscellaneous

POLISPHOENICS (Parabolic Hyperbolic or Elliptic Numerical Integration Code Series) On-Line Information System
Miscellaneous

POLISPhoenics On Line Information System
Miscellaneous » Unclassified

POLISPolitics and International Studies (University of Cambridge department)
Miscellaneous

POLISPromoting Operational Links with Integrated Services
Miscellaneous » Automotive

POLISOYSTERPOLice-run Organization for Out-of-school Youth Striving Towards Economic Recovery
Governmental » Police

POLITPaedophile Online Investigation Team (UK)
Miscellaneous