Adjective
1. not in a state of sleep; completely conscious;
"lay awake thinking about his new job""still not fully awake"2. not unconscious; especially having become conscious;
"the patient is now awake and alert"3. (usually followed by `to') showing acute awareness; mentally perceptive;
"alert to the problems""alive to what is going on""awake to the dangers of her situation""was now awake to the reality of his predicament"