ˈkīrəˌgraf noun
( -s )
Etymology: Middle French chirographe, from Latin chirographum autograph, that which is written with one's own hand, from neuter of Greek cheirographos written with the hand, from cheir- chir- + -graphos -graph
1. : any of various legal instruments formally written or signed: as
a. : an indenture formerly made in duplicate on one sheet, the sheet or parchment being divided and often the word chirographum written in where the division was made
b. : the indenture of a fine of lands ; also : one of the counterparts of such an indenture
c. : an obligation (as a bond or note) given in one's own handwriting
2. : an apostolic letter in the handwriting and with the signature of the pope