ac·​tig·​ra·​phy ak-ˈti-grə-fē How to pronounce actigraphy (audio)
: the use of an actigraph to make a record of the activity level of the body especially in measuring the amount and quality of sleep
Actigraphy is an objective test that is useful in identifying sleep-state misperception, sleep-interruption insomnia, and circadian rhythm disorders.Carlos H. Schenck et al., The Journal of the American Medical Association

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Cite this Entry

“Actigraphy.” Medical Dictionary, Merriam-Webster, Accessed 20 May. 2024.

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