Unconscious

//ˌʌnˈkɒnʃəs// adj, noun

adj, noun ·Common ·High school level

Definitions

Noun
  1. 1
    That part of mind that is not consciously perceived.

    "Because the unconscious is outside time, it can perceive transformations beyond the limits of the ego."

  2. 2
    that part of the mind wherein psychic activity takes place of which the person is unaware wordnet
Adjective
  1. 1
    Not awake; having no awareness (usually as the result of a head injury).

    "After the anesthetist administered the general anesthetic the patient was unconscious."

  2. 2
    Without directed thought or awareness.

    "My sudden fright was an unconscious response."

  3. 3
    engaged in skilled performance without conscious control.

    "Sam is unconscious, filling it, drilling it from every conceivable angle. Lem is awful and Cooper seems confused. Josh shoots too often."

Adjective
  1. 1
    (followed by ‘of’) not knowing or perceiving wordnet
  2. 2
    not conscious; lacking awareness and the capacity for sensory perception as if asleep or dead wordnet
  3. 3
    without conscious volition wordnet

Synonyms

All synonyms
coldcomatoseinsentientinvoluntaryknocked outnonconscious

Example

More examples

"The unconscious person feels no pain, but for the family and friends it can be a long and painful experience."

Etymology

From un- + conscious.

Related phrases

collective unconscioushe's unconsciousshe's unconscious

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.