unconscious
/ʌnˈkɒnʃəs/ · un·con·scious
adjective
- Not aware of or not responding to one's surroundings; lacking consciousness. He was knocked unconscious by the blow to the head.
- Not aware of something; oblivious. She was unconscious of the fact that her remarks offended him.
noun
- The part of the mind that operates below the level of conscious awareness, especially in psychoanalytic theory. Freud argued that many of our desires reside in the unconscious.
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Did you know? The word gained scientific prominence through Sigmund Freud’s psychoanalytic writings in the late 19th century, where he used it to label mental processes hidden from conscious thought.