You searched for: “polysomnogram
polysomnogram (s) (noun), polysomnograms (pl)
1. The written results monitored by equipment that tests the physiological activity of a person while sleeping: "Dr. Black looked at the polysomnogram which showed the results of Sally's body functions while she was sleeping and told her to stay home and to take her medicine and rest."
2. Etymology: from Greek poly-, "much, many" + Latin somnus, "sleep" + Greek gram, "written, recorded".