actogram

• actigram

actogram (plural actograms)

1. A graphical representation of the activity of an animal that has been isolated from environmental cues as to the time of day.
   • 2016, Roberto Refinetti, Circadian Physiology, page 80:

     The three procedures covered in this section (inspection of actograms, computation of the peak of the smoothed rhythm, and acrophase of the fitted cosine curve), however, are used most commonly.

• biological clock

• octagram