Definition of polysomnograph in English:

polysomnograph

noun

Medicine
  • = polysomnogram.

Origin

1970s; earliest use found in The New York Times. From poly- + somn- + -o- + -graph.

Pronunciation

polysomnograph

/ˌpɒlɪˈsɒmnəɡrɑːf//ˌpɒlɪˈsɒmnəɡraf/