polysomnogram

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

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 forms

pol·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

Medicine definitions for polysomnogram

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.