conscious

adj. aware; awake

Consciousness is a characteristic of the mind generally regarded to comprise qualities such as subjectivity, self-awareness, sentience, sapience, and the ability to perceive the relationship between oneself and one's environment. It is a subject of much research in philosophy of mind, psychology, neuroscience, and cognitive science.
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Conscious /con·scious/ 1. having awareness of one's self, acts, and surroundings. 2. a state of alertness characterized by response to external [more]Conscious - Community and Resources

Adjective
1. intentionally conceived; "a conscious effort to speak more slowly"; "a conscious policy"
(synonym) witting
(similar) intended
2. knowing and perceiving; having awareness of surroundings and sensations and thoughts; "remained conscious during the operation"; "conscious of his faults"; "became conscious that he was being followed"
(antonym) unconscious
(similar) alert, awake(p)
(see-also) awake(p)
3. (followed by `of') showing realization or recognition of something; "few voters seem conscious of the issue's importance"; "conscious of having succeeded"; "the careful tread of one conscious of his alcoholic load"- Thomas Hardy
(synonym) conscious(p)
(similar) aware(p)

(a.)
Possessing the faculty of knowing one's own thoughts or mental operations.
  

(a.)
Possessing knowledge, whether by internal, conscious experience or by external observation; cognizant; aware; sensible.
  

(a.)
Made the object of consciousness; known to one's self; as, conscious guilt.