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polysomnogram

[pol-ee-som-nuh-gram]
noun
  1. a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG
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Origin of polysomnogram

poly- + Latin somn(um) sleep + -o- + -gram1; for sense of poly-, cf. polygraph
Related formspol·y·som·nog·ra·phy [pol-ee-som-nog-ruh-fee, -suh m-] /ˌpɒl i sɒmˈnɒg rə fi, -səm-/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

polysomnogram in Medicine

polysomnogram

(pŏl′ē-sŏmnə-grăm′)
n.
  1. The record obtained in polysomnography.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.