signature (EN)

noun, adjective

noun “signature”

1. a person's name written by themselves to show approval or to identify themselves
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   Please sign here with your full signature to complete the form.
2. a distinctive characteristic that identifies someone or something
   You can hear the band's signature in the song that's playing right now.
3. (music) symbols at the beginning of a piece indicating the key and rhythm
   The time signature tells musicians how many beats are in each measure.
4. (Internet) text automatically added to the end of emails or posts, often with contact details
   His forum signature includes a quote from his favorite book.
5. (computing) a pattern used to identify a virus, function, or data
   The antivirus software updates its signatures daily.
6. (cryptography) a code attached to a message to verify its source
   Digital signatures are important for secure online transactions.
7. (printing) a section of a book formed by folding a sheet of paper
   The printer arranged the pages into signatures before binding.

adjective “signature”

1. distinctive and characteristic, indicating someone's identity
   The chef's signature dish is roasted duck with orange sauce.