conscious UK /ˈkɒn.ʃəs/US /ˈkɑn.ʃəs/adjective 6noun 1forms 3 adjective6 •Alert, awake; with one's mental faculties active.The noise woke me, but it was another few minutes before I was fully conscious. •noticing something and giving it attention because it matters to youI was conscious of a noise behind me. a very class-conscious analysis •Deliberate, intentional, done with awareness of what one is doing.He candidly confesses that it is an effort to account for Joseph Smith upon some other hypothesis than that he was a conscious fraud, bent on deceiving mankind. — 1907 •Aware of one's own existence; aware of one's own awareness.Only highly intelligent beings can be fully conscious. •Known or felt personally, internally by a person. •(rare) Self-conscious, or aware of wrongdoing, feeling guilty.The conscious water saw its God, and blushed. — 1634 noun1 •The part of the mind that is aware of itself; the consciousness. formsconsciouses · more conscious · most conscious