Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym O/R is...

O/R is

  • Oxygen Relief
  • Outside Radius

More Meanings For O/R:

  • On Request
  • Oxygen Relief
  • Outside Radius

O/R is also in:

Acronym Definition Searched: นจอ. GAM ARFFC MIM WMOC CDC 17564 SSR WOW DTE SYT 93675 CPS TSZ LAGNAF