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

ECCIS is

  • Engineer Command and Control Information System

ECCIS is also in:

Acronym Definition Searched: MFW 29374 WVPA RVN WWIIVM 36344 ULL 15266 BPL CMFHQ GUO DRCC NEA MPDT SOSCV