WordWeb Online

1. Without conscious volition
    
2. (followed by 'of') not knowing or perceiving
   "happily unconscious of the new calamity at home"
    
3. Not conscious; lacking awareness and the capacity for sensory perception as if asleep or dead
   "lay unconscious on the floor"

1. That part of the mind wherein psychic activity takes place of which the person is unaware
   - unconscious mind

Derived forms: unconsciouses

See also: asleep, cold, comatose, incognisant [Brit], incognizant, innocent [archaic], insensible, involuntary, kayoed, knocked out, KO'd, nonconscious, nonvoluntary, out, out of it, semicomatose, senseless, sleeping, stunned, subconscious, unaware, unvoluntary

Type of: brain, head, loaf [Brit, informal], mind

Antonym: conscious

Encyclopedia: Unconscious