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
Peter Debruge, Variety, 14 May 2025
Users are often left to make split-second decisions on whether to trust a message based on tone and timing alone.
—Tony Bradley, Forbes.com, 13 May 2025
Ryan Coleman, EW.com, 17 Apr. 2025
In another split second that plane would have exploded in flames.
—Charles Elliott, Outdoor Life, 1 May 2025
See All Example Sentences for split-second
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Adjective
Wandel wants her audience to weigh the philosophical aspects of the situation, revealing the behind-the-scenes power struggles and split-second decisions that complicate Lucy and her superiors’ ability to spare Adam.
—Peter Debruge, Variety, 14 May 2025
Users are often left to make split-second decisions on whether to trust a message based on tone and timing alone.
—Tony Bradley, Forbes.com, 13 May 2025
Noun
The fantasy series about a cosmic entity who lords over the domain of dreams will have a split second season, with the 6-episode Volume 1 premiering on July 3 and the 5-episode Volume 2 premiering on July 24.
—Ryan Coleman, EW.com, 17 Apr. 2025
In another split second that plane would have exploded in flames.
—Charles Elliott, Outdoor Life, 1 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 21 May. 2025.
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