wakefulness
noun
- state of consciousness in which an individual is conscious and engages in coherent cognitive and behavioral responses to the external world
Wiktionary
Pronunciation: /ˈweɪk.fʊl.nəs/
noun
Etymology: Etymology tree English wakeful Proto-Germanic *-inōną Proto-Indo-European *-dyé- Proto-Germanic *-atjaną Proto-Indo-European *-tus Proto-Germanic *-þuz Proto-Germanic *-assuz Proto-Germanic *-inassuz Proto-West Germanic *-nassī Old English -nes Middle English -nesse English -ness English wakefulness From wakeful + -ness.
- The state of being wakeful.
“Similarly, the brain-penetrating Hrh2 antagonist zolantidine had no effect on light-induced phase shift as shown for hamsters, or the lengths or distributions of NREM, REM and wakefulness states as shown on rats.”