unconsciousness

C2+ Topic:Mind & Cognition

US /ʌnˈkɑnʃəsnəs/ UK /ʌnˈkɒnʃəsnəs/ See IPA manual

noun

Meanings

1

noun
the state of lacking awareness or sensation

The blow sent him into unconsciousness for several minutes.

Thesaurus

Synonyms

1 noun · the state of lacking... insensibility oblivion stupor coma faintblackout

Opposites

consciousness awareness alertness wakefulness

Word family

Related forms unconscious conscious consciousness

Etymology

From unconscious + -ness. Conscious comes from Latin conscius ('knowing with others, aware'), from conscire ('to be mutually aware'), from com- ('with, together') + scire ('to know').

un- Old English conscius Latin scire Latin

View etymology graph ->

Topics

Mind & Cognition Word Formation & Derivatives

# unconsciousness

**Type:** Word
**Level:** C2+
**Part of speech:** noun
**IPA (US):** ʌnˈkɑnʃəsnəs
**IPA (UK):** ʌnˈkɒnʃəsnəs

## Meanings
1. the state of lacking awareness or sensation

## Examples
- The blow sent him into unconsciousness for several minutes.

## Synonyms
- insensibility
- oblivion
- stupor
- coma
- faint
- blackout

## Antonyms
- consciousness
- awareness
- alertness
- wakefulness

## Related Forms
- unconscious
- conscious
- consciousness

## Roots and Affixes
- Root: un-
- Root: conscius
- Root: scire

## Etymology
From unconscious + -ness. Conscious comes from Latin conscius ('knowing with others, aware'), from conscire ('to be mutually aware'), from com- ('with, together') + scire ('to know').

## AI Etymology
Unconsciousness comes from unconscious + -ness. Conscious comes from Latin conscius ('knowing with others, aware'), from conscire ('to be mutually aware'), from com- ('with, together') + scire ('to know'). The historical chain includes Old English un-, Latin conscius, and Latin scire. The quoted older senses, "knowing with others, aware", "to be mutually aware", "with, together", and "to know", supply the semantic anchors for unconsciousness. The formation is best read as suffixal, compound, and borrowed: the word unconsciousness carries its older form-history into a compact English lexical shape. In present English it is used as a noun, "the state of lacking awareness or sensation". Related English forms include unconscious, conscious, and consciousness. The result is a noun whose etymology preserves both the older form and the later English specialization.

## Topics
- Mind & Cognition
- Word Formation & Derivatives

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unconsciousness

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