split-sec·ond
ˈsplit-ˈse-kənd 
1
: occurring in a split second
a split-second decision
2
: extremely precise
split-second timing
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
Mike Cook, Twin Cities, 25 June 2025
Jay Trombley describes the split-second decision that saved his congregation.
—Doc Louallen, ABC News, 24 June 2025
Joseph Hernandez, Bon Appetit Magazine, 30 May 2025
Then, in a split second, Haliburton decided to dribble backward to hoist a prayer and go for the win.
—James L. Edwards Iii, New York Times, 22 May 2025
See All Example Sentences for split-second
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Adjective
Trailing by six with less than four minutes to play in the third quarter, Shepard scored five points in an 11-4 Lynx run — capped by putting back a Bridget Carleton miss a split-second before the third quarter expired — for a 55-54 Lynx lead.
—Mike Cook, Twin Cities, 25 June 2025
Jay Trombley describes the split-second decision that saved his congregation.
—Doc Louallen, ABC News, 24 June 2025
Noun
For a split second, melting ice cream is dribbling down your own chin—and this is just one drink of many that evoke a specific experience.
—Joseph Hernandez, Bon Appetit Magazine, 30 May 2025
Then, in a split second, Haliburton decided to dribble backward to hoist a prayer and go for the win.
—James L. Edwards Iii, New York Times, 22 May 2025
See All Example Sentences for split-second
Cite this Entry
“Split-second.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/split-second. Accessed 5 Jul. 2025.
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