polysomnographyn.

Brit.

/ˌpɒlɪsɒmˈnɒɡrəfi/, U.S.

/ˈˌpɑliˌsɑmˈnɑɡrəfi/

Origin: Formed within English, by compounding. Etymons: polysomnograph n., polysomnographic adj., polysomnogram n., -graphy comb. form.

Etymology: < polysomno- (in polysomnograph n., polysomnographic adj., polysomnogram n.) + -graphy comb. form.

Medicine.

The monitoring and recording during a person's sleep of various parameters such as brain activity, breathing, and limb movements, usually as part of an investigation into sleeping or sleep-related disorders; an instance of this.

ΚΠ

1980 Ann. Neurol. 7 479 Regional cerebral flow after inhalation of xenon 133 as well as polysomnography were recorded during daytime sleep and the awake state in patients with narcolepsy.

1984 Brain & Developm. 6 331 A 4-month-old infant..experienced four apnea attacks during three polysomnographies.

1991 Amer. Jrnl. Human Genetics 49 1215/1 About two-thirds of patients had sleep disturbance, and two patients studied by polysomnography had absence of REM sleep.

2004 Chicago Tribune (Midwest ed.) 7 Mar. xvii. 10/3 Moraine's popular new polysomnography program..trains technicians to assist with sleep studies at hospitals and clinics.

This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	polysomnography
释义	polysomnographyn. Brit. /ˌpɒlɪsɒmˈnɒɡrəfi/, U.S. /ˈˌpɑliˌsɑmˈnɑɡrəfi/ Origin: Formed within English, by compounding. Etymons: polysomnograph n., polysomnographic adj., polysomnogram n., -graphy comb. form. Etymology: < polysomno- (in polysomnograph n., polysomnographic adj., polysomnogram n.) + -graphy comb. form. Medicine. The monitoring and recording during a person's sleep of various parameters such as brain activity, breathing, and limb movements, usually as part of an investigation into sleeping or sleep-related disorders; an instance of this. ΚΠ 1980 Ann. Neurol. 7 479 Regional cerebral flow after inhalation of xenon 133 as well as polysomnography were recorded during daytime sleep and the awake state in patients with narcolepsy. 1984 Brain & Developm. 6 331 A 4-month-old infant..experienced four apnea attacks during three polysomnographies. 1991 Amer. Jrnl. Human Genetics 49 1215/1 About two-thirds of patients had sleep disturbance, and two patients studied by polysomnography had absence of REM sleep. 2004 Chicago Tribune (Midwest ed.) 7 Mar. xvii. 10/3 Moraine's popular new polysomnography program..trains technicians to assist with sleep studies at hospitals and clinics. This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1980
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