SCIU
SCIU generally denotes a Spinal Cord Injury Unit, a specialized hospital department for acute care, and can also refer to a Serious Crimes Investigation Unit within law‑enforcement agencies.
Medical
Miscellaneous
Security Camera Interface Unit
Surveillance Camera Interface Unit
Sink Central Intelligence Unit
Security Companies Inspection Unit
Supply Chain Information Unit
Community
Governmental
Serious Crimes Investigation Unit
Selector Control Interface Test
Space Interface Unit
Serious Collision Investigation Unit