Synonyms of blackout

blackout 1 of 2

noun

ˈblak-ˌau̇t 

as in daze

a temporary state of unconsciousness

even though you experienced only a brief blackout, you still ought to be checked by a doctor

Synonyms & Similar Words

• daze
• trance
• faint
• syncope
• swim
• stupor
• sleep
• insensibility
• knockout
• swoon
• drowsiness
• narcosis
• somnolence

black out

2 of 2

verb

1

as in to eradicate

to destroy all traces of

had spent most of her adulthood trying to black out memories of a wretched childhood

Synonyms & Similar Words

• eradicate
• erase
• abolish
• destroy
• wipe out
• sweep (away)
• stamp (out)
• blot out
• clean (up)
• cancel
• root (out)
• rub out
• obliterate
• exterminate
• expunge
• liquidate
• annihilate
• efface
• snuff (out)
• demolish
• tear down
• shatter
• mow (down)
• extirpate
• kill
• ruin
• dismantle
• discard
• consume
• fragment
• kill off
• waste
• powder
• wreck
• devastate
• flatten
• ravage
• total
• dissolve
• finish
• blow up
• decimate
• dash
• smash
• throw out
• eject
• ditch
• devour
• expel
• doom
• blast
• excise
• terminate
• dynamite
• raze
• pulverize
• atomize
• cut
• splinter
• oust
• zap
• jettison

Antonyms & Near Antonyms

• protect
• save
• preserve
• conserve
• create
• build
• form
• construct
• shape
• make
• manufacture
• forge
• frame
• repair
• fabricate
• patch
• restore
• fashion
• rebuild
• renew
• fix
• reconstruct
• mend
• renovate
• revamp
• recondition

2

as in to darken

to grow dark

with the delivery of the knockout punch, the screen blacks out, and in the next scene the boxer wakes up in the hospital

Synonyms & Similar Words

• darken
• dusk
• close in
• dim
• fade
• blacken
• gloom
• lower
• wane

Antonyms & Near Antonyms

• light
• lighten
• beam
• brighten
• glow
• shine
• dawn
• radiate

3

as in to faint

to lose consciousness

blacked out after hitting her head on the beam

Synonyms & Similar Words

• faint
• pass out
• keel (over)
• collapse
• swoon
• conk (out)
• break down
• zonk (out)

Antonyms & Near Antonyms

• come to
• come around
• revive
• come round

Example Sentences

Recent Examples of blackout

Noun

Light sleepers should note that Allen Parkway can be noisy at night, but the hotel provides earplugs and blackout curtains. — Condé Nast, Condé Nast Traveler, 16 Oct. 2026

Needless to say, the system has to be robust enough to handle battlefield conditions, including electronic warfare and communications blackouts. — New Atlas, 15 Oct. 2026

Verb

Regulators blacked out the exact contract terms in public filings. — Aman Tripathi, Interesting Engineering, 26 Sep. 2026

Many items logged as physical evidence at the scene — outside of vehicle debris, a brown sweater, backpack, U-lock, keys and scuff marks — were blacked out in the report. — Madison Smalstig, Sacbee.com, 17 Sep. 2026