signature

In a sentence

• Je dois apposer ma signature sur ce document.

  I have to put my signature on this document.

  Here, 'signature' refers to the act of writing one's name formally to verify or authorize the content of the document.

• Cette chanson est la signature de cet artiste.

  This song is the signature of this artist.

  In this sentence, 'signature' symbolizes an identifying characteristic or hallmark feature of the artist's style.

• Nous avons une signature énergétique unique.

  We have a unique energy signature.

  Here, 'signature' describes a distinctive pattern or characteristic attributed to energy, suggesting uniqueness.