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
Ella Lee, The Hill, 2 June 2025
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
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
The justices must decide whether courts should assess everything that happened during the traffic stop or just the split seconds when the officer feared for his safety.
—Ella Lee, The Hill, 2 June 2025
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
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 15 Jul. 2025.
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