8723 abbreviations
Abbreviation Meaning
si — (s) Sinhalese language (ISO 639 1 code)
SIG Schweizerische Industrie Gesellschaft (German, "Swiss Industry Company"). See also SIG Sauer, a firearms manufacturer spun off from the aforementioned company in 2000.
SIG .signature (UNIX shell/Internet standard file name)
SIG Special Interest Group
SIGCAT — (a) Special Interest Group for CD ROM Applications and Technology
SIIT Saskatchewan Indian Institute of Technologies (Canadian university)
SIIT Sirindhorn International Institute of Technology (Thai university)
SIIT Stateless IP/ICMP Translation algorithm
SIMM — (a) Single In line Memory Module
SIMNET SIMNET-Developmental
SIMPLE Satellite Interactive Multimedia Platform for Low-cost Earth stations
SIMPLE Savings Incentive Match Plan for Employees (as used in SIMPLE IRA)
SIMPLE Standard Interface for Multiple Platform Link Evaluation (NATO STANAG 5602)
sin — (s) Sinhalese language (ISO 639 2 code)
SIP Session Initiation Protocol
SIP State Implementation Plan
SIP System Improvement Program
SIP Systematic Investment Plan
SIPP — (a) Self Invested Personal Pension
Siri Speech Interpretation and Recognition Interface (Apple iOS software)
SIRI Service Interface for Real Time Information
SISO Simulation Interoperability Standards Organization
SISO Society of Independent Show Organizers
SJ Svalbard and Jan Mayen (ISO 3166 digram)
SJ Societas Iesu (Latin: The Society of Jesus, the Jesuit order)
SJ Statens Järnvägar (Swedish State Railways)
SK Saskatchewan (postal symbol)
SK Slovakia (ISO 3166 digram)
sk — (s) Slovak language (ISO 639 1 code)
SL Sierra Leone (ISO 3166 and FIPS 10-4 country code digram)
SL Start Line
sl — (s) Slovene language (ISO 639 1 code)
SLA Service Level Agreement
SLA Symbionese Liberation Army
SLBM — (i) Sea/Submarine Launched Ballistic Missile
SLI (i/s) Scan-Line Interleave
SLI Scalable Link Interface
slk — (s) Slovak language (ISO 639 2 code)
SLOC Sea Lines Of Communication
SLOC Source Lines Of Code
SLP Sea Level Pressure
SLP Super Long Play
SLR — (i) Single Lens Reflex (camera)
SLT Single Lens Translucent
SLT Speech and language therapist
SLT Solid Logic Technology (electronics)
SLT Swing Landing Trainer (paratroops)
SLT Secondary lymphoid tissue
slv — (s) Slovenian language (ISO 639 2 code)
SM Sado-Masochism