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

MSIR is

  • Middle School Instructional Resource

More Meanings For MSIR:

  • Morphine Sulfate Immediate Release
  • Mudassirfic Special Investigation Report
  • Middle School Instructional Resource

MSIR is also in:

Acronym Definition Searched: SI CDROM PITS BC VPA 73179 CCC 05823 IDS GFT NNO QTN 96025 PHK HTG