split-sec·ond
ˈsplit-ˈse-kənd 
1
: occurring in a split second
a split-second decision
2
: extremely precise
split-second timing
Synonyms
Examples of split-second in a Sentence
Adjective
a day trader who is used to making split-second decisions
Noun
In a split second, it was all over.
a devastating accident can cause everything in your life to change in a split second
Recent Examples on the Web
Davey Winder, Forbes, 3 Dec. 2024
Video:Officer catches man falling off bridge split-second rescue Piedmont police chief: 'A tragic loss of life'
One of the individuals seated in the front of the Tesla was extracted from the vehicle by a resident who was passing by, troopers said, KRON reported.
—Jonathan Limehouse, USA TODAY, 27 Nov. 2024
Ryan Gaydos, Fox News, 19 Oct. 2024
Like some other offensive tackles, Lowe tends to break off the line a split second before the ball is snapped, late enough that he isn’t typically called for a penalty.
—Chad Graff, The Athletic, 16 Aug. 2024
See all Example Sentences for split-second 
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Adjective
Believe me, this is very easily done, especially with address autocomplete combined with a split-second lack of attention.
—Davey Winder, Forbes, 3 Dec. 2024
Video:Officer catches man falling off bridge split-second rescue Piedmont police chief: 'A tragic loss of life'
One of the individuals seated in the front of the Tesla was extracted from the vehicle by a resident who was passing by, troopers said, KRON reported.
—Jonathan Limehouse, USA TODAY, 27 Nov. 2024
Noun
Jake Retzlaff dropped back to pass, went through his progressions in the pocket and found wide receiver Darius Lassiter open for a split second.
—Ryan Gaydos, Fox News, 19 Oct. 2024
Like some other offensive tackles, Lowe tends to break off the line a split second before the ball is snapped, late enough that he isn’t typically called for a penalty.
—Chad Graff, The Athletic, 16 Aug. 2024
See all Example Sentences for split-second
Dictionary Entries Near split-second
Cite this Entry
“Split-second.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/split-second. Accessed 15 Dec. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share