| / English Dictionary |
BLACKOUT
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Partial or total loss of memory
Example:
he has a total blackout for events of the evening
Synonyms:
amnesia; blackout; memory loss
Classified under:
Nouns denoting cognitive processes and contents
Hypernyms ("blackout" is a kind of...):
cognitive state; state of mind (the state of a person's cognitive processes)
Hyponyms (each of the following is a kind of "blackout"):
anterograde amnesia; posttraumatic amnesia (loss of memory for events immediately following a trauma; sometimes in effect for events during and for a long time following the trauma)
retrograde amnesia (loss of memory for events immediately preceding a trauma)
forgetfulness (tendency to forget)
selective amnesia (amnesia about particular events that is very convenient for the person who cannot remember)
transient global amnesia (memory disorder seen in middle aged and elderly persons; characterized by an episode of amnesia and bewilderment that lasts for several hours; person is otherwise alert and intellectually active)
Sense 2
Meaning:
A momentary loss of consciousness
Classified under:
Nouns denoting cognitive processes and contents
Hypernyms ("blackout" is a kind of...):
unconsciousness (a state lacking normal awareness of the self or environment)
Derivation:
black out (lose consciousness due to a sudden trauma, for example)
Sense 3
Meaning:
The failure of electric power for a general region
Classified under:
Hypernyms ("blackout" is a kind of...):
power failure; power outage (equipment failure resulting when the supply of power fails)
Derivation:
black out (darken completely)
Sense 4
Meaning:
Darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft)
Synonyms:
Classified under:
Nouns denoting stable states of affairs
Hypernyms ("blackout" is a kind of...):
dark; darkness (absence of light or illumination)
Domain category:
aircraft (a vehicle that can fly)
Derivation:
black out (darken completely)
Sense 5
Meaning:
A suspension of radio or tv broadcasting
Classified under:
Nouns denoting time and temporal relations
Hypernyms ("blackout" is a kind of...):
break; intermission; interruption; pause; suspension (a time interval during which there is a temporary cessation of something)
Derivation:
black out (suppress by censorship as for political reasons)
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