SCI

SCI (countable and uncountable, plural SCIs)

1. Initialism of secured compartmentalized information/secured compartmented information.

   Coordinate terms: SCIF, TSSCI

   • 1980 April 19, David Morris, “Gay Man Files Suit Over Lost Clearance”, in Gay Community News, page 1:

     Although government regulations require that hearings be held before security clearances can be revoked, military officials appear to consider revocation of SCI clearances, which are higher than top secret, an exception.

2. Science Citation Index
3. Abbreviation of spinal cord injury.

• (secured compartmentalized information): classified, secret, top secret

• -ics, CIS, CIs, CSI, ICS, ICs, I²Cs, SIC, cis, cis-, sic