from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Plural form of actigraph.


Sorry, no etymologies found.


  • Devices called actigraphs placed on both ankles and the non-dominant hand measured the frequency and intensity of each child's movement 16 times per second.

    WebWire | Recent Headlines

  • The children also wore devices called actigraphs, which measure movement, to monitor how long they actually rested for.


  • Each group agreed to wear wristwatch-like devices called actigraphs, which measure sleep time at night, light exposure and daytime activity / rest patterns. News Feed

  • The women - divided into groups who breast-fed, formula-fed and alternated back and forth - wore wrist actigraphs, a watch-like device that records movement to determine when sleep occurs. Top Stories

  • The boys in Rapport's experiments wore actigraphs on their ankles as well as their wrists because kids are often just as twitchy below the waist as above. Top Stories

  • The children whose average sleep duration as measured by actigraphs was shorter than 7.7 hours had a higher hyperactivity and impulsive behavior score.


  • Many parents overestimated their children's sleep time by an hour or more - compared with the data provided by the actigraphs.

    The Globe and Mail - Home RSS feed

  • Rapport and his colleagues had their study participants (12 individuals with ADHD and 11 controls, all boys between 8 and 12 years of age) wear actigraphs, devices that are sensitive to acceleration and used to measure intensity of movements.

    Ars Technica

  • As the boys went through controlled and experimental tasks, the actigraphs sampled their movements 16 times every second.

    Ars Technica

  • According to Murray, these actigraphs give a usable measure of circadian output under natural conditions.

    The Times of India


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