signature >> ˈsɪɡnətʃə
Definition: [noun] a person's name written in a distinctive way as a form of identification in authorizing a cheque or document or concluding a letter.
Example: the signature of a senior manager
Definition: [noun] short for key signature or time signature.
Definition: [noun] a letter or figure printed at the foot of one or more pages of each sheet of a book as a guide in binding.
Definition: [noun] the part of a medical prescription that gives instructions about the use of the medicine or drug prescribed.