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From French signature, from Latin signatura, future active periphrastic of verb signare, "to sign", from signum, "sign", + -tura, feminine of -turus, future active periphrastic suffix.


  • (UK) IPA(key): /ˈsɪɡnətʃə/, /ˈsɪɡnɪtʃə/
  • (US) enPR: ′sĭgnəchər, ′sĭgnĭchər, IPA(key): /ˈsɪɡnətʃɚ/, /ˈsɪɡnɪtʃɚ/


signature ‎(comparative more signature, superlative most signature) (unusually not comparable)

  1. distinctive, characteristic indicative of identity
    • 2001, Lawrence J. Vale, Sam Bass Warner, Imaging the city: continuing struggles and new directions
      Consider Las Fallas of Valencia, Spain, arguably the most signature of signature ephemera.
    • 2005, Paul Duchscherer, Linda Svendsen, Beyond the bungalow: grand homes in the arts & crafts tradition
      Considered the most signature effect of the Tudor Revival style, half-timbering derived its distinctive ...
    • 2005, Brett Dawson, Tales from the 2004-05 Fighting Illini
      But it was perhaps the most signature shot Williams ever made in an Illinois uniform, a bullying basket in which he used his power to pound Stoudamire, ...
    Rabbit in mustard sauce is my signature dish.
    • 2005: CBS News website, Paul Winchell Dead At Age 82, read at [1] on 14 May 2006 - The inspiration for Tigger’s signature phrase: TTFN, ta-ta for now.
      The signature route of the airline is its daily flight between Buenos Aires and Madrid.


signature ‎(plural signatures)

  1. A person’s name, written by that person, used to signify approval of accompanying material, such as a legal contract.
    • 1893, Walter Besant, The Ivory Gate, Prologue:
      Thus, when he drew up instructions in lawyer language [] his clerks [] understood him very well. If he had written a love letter, or a farce, or a ballade, or a story, no one, either clerks, or friends, or compositors, would have understood anything but a word here and a word there. For his signature, however, that was different.
  2. The act of signing one's name.
  3. (medicine) That part of a doctor’s prescription containing directions for the patient.
  4. (music) Signs on the stave indicating key and tempo
  5. (printing) A group of four (or a multiple of four) pages printed such that, when folded, become a section of a book
  6. (computing) A pattern used for matching the identity of a virus, the parameter types of a method, etc.
  7. (cryptography) Data attached to a message that guarantees that the message originated from its claimed source.
  8. (figurative) A mark or sign of implication.
    • Richard Bentley (1662-1742)
      the natural and indelible signature of God, which human souls in their first origin are supposed to be stamped with
    • 1997: Chris Horrocks, Introducing Foucault, page 67, The Renaissance Episteme (Totem Books, Icon Books; ISBN 1840460865)
      A “signature” was placed on all things by God to indicate their affinities — but it was hidden, hence the search for arcane knowledge. Knowing was guessing and interpreting, not observing or demonstrating.
  9. (mathematics) A tuple specifying the number of coefficients of the same sign in any diagonal form of a quadratic form
  10. (medicine, obsolete) A resemblance between the external character of a disease and those of some physical agent, for instance, that existing between the red skin of scarlet fever and a red cloth; supposed to indicate this agent in the treatment of the disease.



The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.

See also[edit]




signature f ‎(plural signatures)

  1. signature (a person's name written in their own handwriting)
    désavouer sa signature
  2. the act of signing
    Le décret est à la signature.

Related terms[edit]

External links[edit]




  1. vocative masculine singular of signātūrus