ˈsinˌgraf, -iŋˌg-, -rȧf noun
Etymology: Latin syngraphus, from Greek syngraphos something written down, decree, contract, from syngraphein to write down, draw up a contract, from syn- + graphein to write — more at carve
: a written statement or contract signed and often sealed by all the parties thereto ; specifically : an indenture corresponding to the chirograph of common law