Synonyms of 'blackout'
1 noncommunicationDictionary, secrecy, censorship
a media blackout
2 power cutDictionary, power failure, blown fuse
an electricity blackout
3 unconsciousnessDictionary, collapse, faint
I suffered a blackout which lasted for several minutes.
Copyright © 2016 by HarperCollins Publishers. All rights reserved.
Collapse is also a noun.
A few days after his collapse he was sitting up in bed.
Faint is also a noun.
She slumped on the ground in a faint.
Thesaurus for blackout from the Collins English Thesaurus
A blackout is a period of time during a war in which towns and buildings are made dark so that they cannot be seen by enemy planes .