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

GIIS is

  • Guardian International, Inc.

More Meanings For GIIS:

  • The Grid Index Information Service
  • Guardian International, Inc.

GIIS is also in:

Acronym Definition Searched: WAJP ACU FMBL NICAM DCPR LVEC RCMAC UL RCT TPSP HAI 24448 74477 BCS 68782