Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym OSR is...

OSR is

  • Open Systems Resources, Inc.

More Meanings For OSR:

  • Operating System Resource
  • Oem Service Release
  • Over-Sampling Ratio
  • Organization Of Student Representatives
  • Old Spanish Road
  • Outreach Student Representative
  • Ontario Student Record
  • Optical Solar Reflector
  • Open Systems Resources, Inc.
  • Organization Systems Renewal
  • Oil Spill Response
  • Operations Support Room
  • Office of School Readiness
  • Ostrava, Czech Republic

OSR is also in:

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