| 释义 |
- Music
- See also
{{Selfref|For the Wikipedia policy about signatures, see Signatures.}}{{wiktionary|sign}}A sign is an entity which indicates another entity. Sign may also refer to: - Signage
- Signature
- Sign (semiotics)
- Sign (linguistics)
- Sign language
- Sign (mathematics), an indication of negative and positive numbers
- Sign function, also known as the signum function
- Sign of a permutation
- Astrological sign
- Medical sign
- Project Sign, a project by the U.S. Air Force to investigate unidentified flying objects (UFOs)
- Servicio de Inteligencia de la Gendarmería Nacional or Inteligencia de la Gendarmería Nacional Argentina, the Argentine intelligence service
- Scottish Intercollegiate Guideline Network, a Scottish group that develops evidence based medical guidelines
- Sign (TV series), a 2011 South Korean television series
Music- Sign (band), an Icelandic band
- Sign (album), a 1993 album by Clock DVA
- "Sign" (Mr. Children song), 2004
- "Sign" (Beni Arashiro song), 2010
- "Sign" (Flow song), 2010
- "Sign", a 2001 song by Marcella Detroit from Dancing Madly Sideways
- "Sign", a song by Susumu Hirasawa
- "Sign-2", a different version of "Sign" from Millennium Falcon Hen Seima Senki no Shō
- "The Sign" (song), a 1993 song by Ace of Base
- The Sign (album), a 1993 album by Ace of Base
See also- .hack//Sign, an anime series
- Signs (disambiguation)
- Signing (disambiguation)
- Sign-Trace
- Sine, a trigonometric function of an angle
- Sine (disambiguation)
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