A sign is an entity which indicates another entity.

Sign may also refer to:

Communication

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  • Signage, the use of signs and visual graphics to convey information
  • Signature, a handwritten depiction of someone's name or other mark used as a proof of identity and intent
  • Sign (semiotics), anything that communicates a meaning
  • Sign language, a languages that uses the visual-manual modality to convey meaning

Mathematics

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Organizations

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Music

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Surname

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Other uses

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See also

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