SID

SID may refer to:

• Amilcar Cabral International Airport, Sal Island, Cape Verde
• Frameworx Shared Information/Data Model
• Saab Information Display in most Saab automobiles built since 1994
• The Scientific Investigation Division of the Los Angeles Police Department
• Security and Intelligence Division, Singapore's foreign intelligence service
• Servizio Informazioni Difesa, Italian military secret service from 1965 to 1977 (replaced by the SISMI)
• Sensory integration dysfunction
• Služba za istrage i dokumentaciju, the Serbian Service for Investigations and Documentation
• Society for Information Display, a professional society dedicated to the study of the physics and engineering of display devices
• Society for International Development, a professional society for members of the international development community.
• Sport-Informations-Dienst (Sport Information Service), founded 1945 in Germany, a sport media service
• Sports information director, a position title similar to PR Director or Press Secretary, usually within university/school systems' athletic departments
• Status-income disequilibrium, a political term
• Standard Instrument Departure at airports, also referred to as "Departure Procedure" (DP)
• Strength in Democracy, a Canadian political party
• Sudden Ionospheric Disturbance
• Supplemental Inspection Document(s), Aviation - supplemental inspections that complement those inspections undertaken during existing scheduled maintenance activities
• Special Improvement District, commonly referred to as a "Business Improvement District"

In fiction:

• Space Intruder Detector, an early-warning satellite in the British television series UFO

In music:

• "Abuse of SID", a song by Hurt, from their second album Vol. II
• SID (band), a Japanese rock band
• Superman Is Dead, an Indonesian rock band
• Symmetric in Design, the debut 2005 album by Scar Symmetry

In technology:

• MOS Technology SID, the Sound Interface Device (built-in sound chip) used in the Commodore CBM-II, Commodore 64 and Commodore 128 home computers
• Security Identifier, a unique alphanumeric character string assigned by a Windows Domain controller
• Silence Insertion Descriptor, a special frame in VOIP audio codecs to enable comfort noise
• A story identifier which uniquely identifies an article in Slash (weblog system)-based sites, such as Slashdot
• Source to image-receptor distance, a measurement in clinical radiology describing the distance between a radiation source and the detector
• Surface-induced dissociation, a method for fragmenting molecular ions in mass spectrometry
• Slew-induced distortion
• System Identification Number - identifies an Analog, TDMA or CDMA system
• System Identifier - in Oracle databases
• NGOSS Shared Information/Data Model, Definition of NGOSS’s common Information Model
• Seamless Image Database, see MrSID
• Session ID
• Digital Video Broadcasting - Service ID, used in Digital Video Broadcasting (DVB)
• .sid file extension:
  • Audio File of Commodore 64, PSID and RSID sound file formats by MOS Technology SID
  • Backup of a Steam playgame
  • Compressed image file of LizardTech MrSID Image

In medicine:

• SID (Latin: semel in die), meaning "once a day". Used only in veterinary medicine to distinguish it from quaque die (QD) meaning "each day".
• mSin3 interaction domain, a transcriptional repressor domain
• "Strong Ion Difference" according to Peter A. Stewart

See also

• Sid (disambiguation), various meanings, including a given name
• SIDS (disambiguation)
• Special Investigations Division (disambiguation)