allograph

English Thesaurus

1. a signature written by one person for another (noun.communication)

hypernym	:	signature,
definition	:	your name written in your own handwriting (noun.communication)

2. a variant form of a grapheme, as `m' or `M' or a handwritten version of that grapheme (noun.communication)

hypernym	:	character, grapheme, graphic symbol,
definition	:	a written symbol that is used to represent speech (noun.communication)