polygraphic

/ˌpɑliˈɡræfɪk/
adjective
  1. Relating to or involving a lie detector (polygraph) test.
    • The agency required all new recruits to undergo polygraphic screening.
    • The polygraphic examination lasted over two hours and included multiple control questions.
    • Polygraphic evidence is not always admissible in court due to reliability concerns.
  2. Relating to many different writing systems or methods of writing.
    • The linguist studied polygraphic inscriptions that used both hieroglyphs and cuneiform.
    • The museum displayed a polygraphic collection of scripts from ancient civilizations.
    • Her research focused on polygraphic traditions in early Mediterranean cultures.