syngraph
noun
syn·graph
ˈsinˌgraf,
-iŋˌg-,
-rȧf
: a written statement or contract signed and often sealed by all the parties thereto
specifically : an indenture corresponding to the chirograph of common law
Word History
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