[pol-ee-som-nuh-gram] /ˌpɒl iˈsɒm nəˌgræm/

a record of a person’s sleep pattern, breathing, heart activity, and limb movements during sleep.
Abbreviation: PSG.

polysomnogram pol·y·som·no·gram (pŏl’ē-sŏm’nə-grām’)
The record obtained in polysomnography.


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