| Acronym | Definition |
|---|
| SSCI➣Social Sciences Citation Index (Thompson Scientific) |
| SSCI➣Senate Select Committee on Intelligence |
| SSCI➣Steel Service Center Institute (Cleveland, Ohio) |
| SSCI➣Systems and Software Consortium, Inc. |
| SSCI➣Self Service Check-In |
| SSCI➣Scientific Systems Co. Inc. |
| SSCI➣Sunbelt Systems Concepts, Inc. |
| SSCI➣System Sustainment Communications Improvements |