aware of one's own existence, sensations, thoughts, surroundings, etc.

fully aware of or sensitive to something (often fol. by of )

conscious of one's own faults; He wasn't conscious of the gossip about his past.

having the mental faculties fully active

He was conscious during the operation.

known to oneself; felt

conscious guilt.

aware of what one is doing

a conscious liar.

aware of oneself; self-conscious.

deliberate; intentional

a conscious insult; a conscious effort.

acutely aware of or concerned about

money-conscious; a diet-conscious society.

Obsolete . inwardly sensible of wrongdoing.

the conscious, Psychoanalysis . the part of the mind comprising psychic material of which the individual is aware.