Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Although the devices have become increasingly accurate, their reliability still varies, and many have not been validated against polysomnography, the gold standard for sleep measurement.

From Salon • May 2, 2025

The researchers recorded one night of sleep using polysomnography, a diagnostic test that measures various body functions, such as brain waves and heart rate during sleep, using sensors placed throughout the body.

From Science Daily • Nov. 26, 2024

Throughout the break, subjects underwent polysomnography, a technology that monitors brain, eye and muscle activity to assess a person’s state of wakefulness.

From Scientific American • Dec. 9, 2021

That changed about 2 years ago, when he and his colleagues developed polysomnography techniques for fish and discovered that, like people, they cycle between quiet and active sleep states.

From Science Magazine • Oct. 27, 2021

The Nest also measures breathing rate, which it compared to polysomnography as well.

From The Verge • Mar. 16, 2021