Unconscious

/ʌnˈkɒnʃəs/

adjectiveBeginnerVery CommonMedical

Definitions

3 meanings
1

Not awake and not able to feel, see, hear, or be aware of anything.

/ʌnˈkɒnʃəs/

adjectiveneutralBeginner
Medical

Not awake; unaware of surroundings

The boxer was unconscious after the final round.

💡 Simply: Imagine you get a really bad bump on the head! Being unconscious is like your brain taking a nap and you can't see, hear, or feel anything, like when you're deeply asleep.

👶 For kids: When you are unconscious, you are sleeping really deep and can't see or hear anything.

More Examples

2

After the fall, she lay unconscious on the ground.

3

The doctor checked to see if the patient was unconscious.

How It's Used

Medical

"The patient was unconscious after the accident."

General

"He was knocked unconscious by the blow to the head."

2

Acting or done without realizing it; not controlled consciously.

/ʌnˈkɒnʃəs/

adjectiveneutralmedium
General

Not aware of one's own actions or behavior

He displayed an unconscious prejudice against the new employee.

💡 Simply: Have you ever said something you didn't mean to? Or maybe you did something without even realizing it. That's like being unconscious of your actions – you're not fully aware of what you're doing.

👶 For kids: When you do something without even thinking about it, like when you scratch your head. That is unconscious!

More Examples

2

Her unconscious habit of biting her nails revealed her nervousness.

3

The therapist explored the patient's unconscious motivations.

How It's Used

Psychology

"She showed an unconscious bias against people from other backgrounds."

General

"He made an unconscious choice based on his gut feeling."

Tip:Think of doing something without really thinking about it beforehand, like a reflex.
3

The state of not being conscious; the loss of awareness of one's surroundings.

/ʌnˈkɒnʃəsnəs/

nounneutralmedium
Medical

The state of being unconscious

He suffered a brief period of unconsciousness after the accident.

💡 Simply: Imagine you fell asleep and can't wake up. Unconsciousness is when your brain is in a deep sleep mode and not aware of anything.

👶 For kids: Unconsciousness is like being in a deep sleep where you don't know anything.

More Examples

2

The blow to the head caused a loss of consciousness.

3

Doctors are trained to handle cases of unconsciousness.

How It's Used

Medical

"The doctor monitored the patient for signs of improvement from their unconsciousness."

Tip:Think of *unconsciousness* as the state of *being unconscious*.

Idioms & expressions

unconscious of something

Not aware of something; oblivious to something.

"He was completely unconscious of the danger."

From Middle English *unconscious* (adjective), from *un-* + *conscious*. The verb is much later.

The term has been used since the 17th century with both medical and psychological contexts evolving over time.

Memory tip

Think of *un-* as 'not' and *conscious* as 'aware'. So, *unconscious* means not aware.

Word Origin

Prefix: un- (not)

unconciousunconciousness

Usage

40%Spoken
60%Written