polysomnograph

P3O1L1Y4S1O1M3N1O1G2R1A1P3H4

noun

polysomnogram

Scrabble 27
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Meanings

nounpolysomnograph (plural polysomnographs)

plural polysomnographs

  1. polysomnogram

    Researchers had 700 children spend a night in a sleep lab where they were evaluated using a polysomnograph, an instrument that measures sleep quality and breathing function.

    2009 June 9, Nicholas Bakalar, “Childhood: Obesity Linked to Sleep Disorder”, in New York Times

Origin

From poly- + somno- + -graph.

Full word history & related roots →
Cite this entry
APA

polysomnograph. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/polysomnograph

MLA

“polysomnograph.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/polysomnograph. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “polysomnograph,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/polysomnograph.

Source: polysomnograph on Wiktionary, CC BY-SA 4.0.