| Acronym | Definition |
|---|
| SCIg➣Subcutaneous Immunoglobulin (medical treatment) |
| SCIg➣Squirrel Cage Induction Generator (wind turbines) |
| SCIg➣Southern California International Gateway |
| SCIg➣Scottish Curling-Ice Group (Scotland, UK) |
| SCIg➣Scottish Construction Industry Group (UK) |
| SCIg➣State Correctional Institution at Graterford (Pennsylvania) |
| SCIg➣Submarine Cable Improvement Group (est. 1995) |
| SCIg➣Simulator Component Inoperative Guide (transportation industry regulation; Canada) |
| SCIg➣Steuben County Industrial Guild (Angola, IN) |