Definition of polyscope in English:

polyscope

noun

US Cinema
  • A type of film projector based on the same principles as Edison's Kinetoscope. Compare "kinetoscope". Now hist.

Origin

Late 17th century (in an earlier sense). From poly- + -scope; in sense 2 after French polyscope.

Pronunciation

polyscope

/ˈpɒlɪskəʊp/