SIL

SIL, Sil and sil may refer to:

Organizations

 * Servis Industries Limited, Pakistan
 * Smithsonian Institution Libraries
 * SIL International, formerly Summer Institute of Linguistics
 * Apex Silver Mines (former American Stock Exchange ticker symbol)
 * Societas Internationalis Limnologiae, now International Society of Limnology
 * Society for Individual Liberty
 * Scooters India Limited

Science and technology

 * Solid immersion lens for microscope
 * Standard Interchange Language, for information exchange between software
 * Software-in-the-Loop, in software testing; see Association for Standardisation of Automation and Measuring Systems
 * STIL or SIL, a human gene
 * Surge impedance loading of electrical transmission lines
 * Squamous intraepithelial lesion
 * Safety Integrity Level of a safety function
 * Speech Interference Level, an acoustical parameter
 * SIL Open Font License

Fiction

 * Sil (Doctor Who), a villain in the TV series
 * Sil, a character in the film Species
 * Silvio Dante, a character in The Sopranos

People

 * Narasingha Sil (born 1937), historian
 * Sil Campusano (born 1965), a former baseball player
 * Sil Austin (1929–2001), American jazz saxophonist
 * Sil, member of the Dutch rap-metal band Urban Dance Squad
 * Silvy De Bie or Sil (born 1981), Belgian singer
 * Sil, project name of Dutch house musician Olav Basoski (born 1968)

Places

 * Sil (river), Galicia, Spain
 * Sile (river), Italy, also called Sil
 * Sil (village), a small village on the northwestern part of Soledar, Ukraine.

Transport

 * South Island line, Hong Kong

Other uses

 * Sierra Leone, UNDP country code
 * Tumulung Sisaala (ISO 639-3 language code), a language
 * Silence-Lotto (UCI code), a bicycle racing team
 * SIL code, a 3-letter language code used by SIL International
 * sister-in-law