unconscious

adjective
un·​con·​scious | \ ˌən-ˈkän(t)-shəs How to pronounce unconscious (audio) \

Definition of unconscious

 (Entry 1 of 2)

1a : having lost consciousness was unconscious for three days
b(1) : not marked by conscious thought, sensation, or feeling unconscious motivation
(2) : of or relating to the unconscious
c : not possessing mind or consciousness unconscious matter
2a : not knowing or perceiving : not aware
b : free from self-awareness
3 : not consciously held or deliberately planned or carried out an unconscious bias

unconscious

noun

Definition of unconscious (Entry 2 of 2)

: the part of mental life that does not ordinarily enter the individual's awareness yet may influence behavior and perception or be revealed (as in slips of the tongue or in dreams)

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Other Words from unconscious

Adjective

unconsciously adverb
unconsciousness noun

Synonyms & Antonyms for unconscious

Synonyms: Adjective

cold, insensible, senseless

Antonyms: Adjective

conscious

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Examples of unconscious in a Sentence

Adjective

He was knocked unconscious by a fall. She was unconscious for three days after the accident.

Recent Examples on the Web: Adjective

Bozich’s 19-year-old son had been robbed and was found unconscious in a ditch and taken to jail in Cancun while there for spring break. Raquel Rutledge, Milwaukee Journal Sentinel, "Travel agents and popular sites didn’t share the risks with those booking travel to Mexico resorts," 11 Apr. 2018 The jolt flung passengers standing in the galley crashing into the ceiling, knocking them unconscious. Jeff Wise, Popular Mechanics, "4 Times Before the Boeing 737 Max 8 That Plane Automation Software Went Haywire," 18 Mar. 2019 While your planetary ruler, Venus, is in a secret sector of your house, explore your unconscious desires. Randon Rosenbohm, Allure, "What April's Taurus Horoscope Means for You," 31 Mar. 2019 That afternoon the singer was found by his girlfriend, Ginger Alden, lying unconscious on the floor of the master suite bathroom. Lauren Hubbard, Town & Country, "Inside the Enduring Mysteries of Elvis Presley's Death," 16 Mar. 2019 Sergei Skripal, a Russian former double-agent, and his 33-year-old daughter Yulia were found unconscious on a park bench in the English cathedral town of Salisbury in March 2018. Elisabeth Braw, WSJ, "How the British Hit Back Against Russian Agitprop," 11 Mar. 2019 Higher concentrations in areas without ventilation can knock someone unconscious. Popular Mechanics Editors, Popular Mechanics, "A Poison-Detecting Watch for Gas and Oil Workers," 11 Nov. 2018 In 2011, Rivera crashed during a race in Qatar and was knocked unconscious. Julie Brown, Outside Online, "The Gear You Need to Stay Safe on a Road Bike," 5 July 2018 This model, Lange writes, overwhelmingly works against women, who already have a hard time getting work because of unconscious bias, and who are statistically more likely to take time off to tend to their families. Julie Kosin, Harper's BAZAAR, "Why Isn't a Woman Directing My Brilliant Friend?," 5 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unconscious.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of unconscious

Adjective

1712, in the meaning defined at sense 2a

Noun

circa 1912, in the meaning defined above

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Statistics for unconscious

Last Updated

7 May 2019

Look-up Popularity

Time Traveler for unconscious

The first known use of unconscious was in 1712

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More Definitions for unconscious

unconscious

adjective

English Language Learners Definition of unconscious

 (Entry 1 of 2)

: not awake especially because of an injury, drug, etc.
: not aware of something
: not intended or planned : not consciously done

unconscious

noun

English Language Learners Definition of unconscious (Entry 2 of 2)

: the part of the mind that a person is not aware of but that is often a powerful force in controlling behavior

unconscious

adjective
un·​con·​scious | \ ˌən-ˈkän-shəs How to pronounce unconscious (audio) \

Kids Definition of unconscious

1 : not aware He was unconscious of being watched.
2 : having lost consciousness I was knocked unconscious by the fall.
3 : not intentional or planned an unconscious error

Other Words from unconscious

unconsciously adverb She unconsciously tightened her grip.

unconscious

adjective
un·​con·​scious | \ ˌən-ˈkän-chəs How to pronounce unconscious (audio) \

Medical Definition of unconscious

 (Entry 1 of 2)

1 : not marked by conscious thought, sensation, or feeling unconscious motivation
2 : of or relating to the unconscious
3 : having lost consciousness was unconscious for three days

Other Words from unconscious

unconsciously adverb
unconsciousness noun

unconscious

noun

Medical Definition of unconscious (Entry 2 of 2)

: the part of mental life that is not ordinarily integrated or available to consciousness yet may be manifested as a motive force in overt behavior (as in neurosis) and is often revealed (as through dreams, slips of the tongue, or dissociated acts) — compare subconscious

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