• What does OIRR Stand For?

    For OIRR we have found 2 definitions.

  • What does OIRR mean? We know 2 definitions for OIRR abbreviation or acronym in 1 categories. Possible OIRR meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.

OIRR Stands For:

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RankAbbreviationMeaning
*****OIRROffice of the International Rail Regulator
  
*****OIRROff Isolation Rejection Ratio