| Acronym | Definition |
|---|
| CIUS➣Crime in the United States (FBI publication) |
| CIUS➣Canadian Institute of Ukrainian Studies |
| CIUS➣Conseil International des Unions Scientifiques (French: International Council of Scientific Unions; Canada) |
| CIUS➣Canadian Internet Use Survey |
| CIUS➣Computer and Internet Use Supplements (US Census Bureau) |
| CIUS➣Corps Interim Upgrade System |