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

OISR is

  • Open Item Status Report

OISR is also in:

Acronym Definition Searched: IPCR 59348 NRSE 37873 PVV PCF DMAY FLT WAAM YARD 71825 ED PIQ WFDP SSAP