wakeful Meaning, Definition & Usage

1. adjective satellite carefully observant or attentive; on the lookout for possible danger
   vigilant; open-eyed; argus-eyed.
   
   • a policy of open-eyed awareness
   • the vigilant eye of the town watch
   • there was a watchful dignity in the room
   • a watchful parent with a toddler in tow
2. adjective satellite (of sleep) easily disturbed
   light.
   
   • in a light doze
   • a light sleeper
   • a restless wakeful night
3. adjective satellite marked by full consciousness or alertness
   waking.
   
   • worked every moment of my waking hours

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