SCID

SCID may stand for:

Computing

 * Shane's Chess Information Database, a chess database to maintain, view and replay chess games
 * Source Code in Database, program source code stored in a database with structural relations reflecting the language syntax and program structure
 * Synchronous optical networking, carrier identification

Health

 * Severe combined immunodeficiency, a genetic disorder in which the immune system fails to develop
 * Severe combined immunodeficiency (non-human), a variation in nonhumans
 * Structured Clinical Interview for DSM-IV
 * SCI/D, referring to spinal cord injury and spinal cord disorder