polysomnogram

[pol-ee-som-nuh-gram]

noun

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

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. 2019

polysomnogram in Medicine

polysomnogram

[pŏl′ē-sŏmnə-grăm′]

n.

The record obtained in polysomnography.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.