split second

split second

noun

Definition of SPLIT SECOND

: a fractional part of a second : flash

Examples of SPLIT SECOND

1. In a split second, it was all over.
2. <a devastating accident can cause everything in your life to change in a split second>

First Known Use of SPLIT SECOND

1912

Related to SPLIT SECOND

Synonyms: beat, eyeblink, flash, heartbeat, jiff, jiffy, minute, moment, nanosecond, New York minute, second, shake, instant, trice, twinkle, twinkling, wink

Related Words: microsecond; snatch, spurt

Near Antonyms: aeon (or eon), age, eternity, forever; infinity, lifetime

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