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nanosecond
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nano·sec·ond

noun \-ˌse-kənd, -kənt\

Definition of NANOSECOND

1
: one billionth of a second
2
: a very brief moment
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Examples of NANOSECOND

  1. It happens in less than a nanosecond.
  2. <a nanosecond was about all that it took her to accept his marriage proposal>

Origin of NANOSECOND

International Scientific Vocabulary
First Known Use: 1959

Related to NANOSECOND

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

Rhymes with NANOSECOND

femtosecond, microsecond, millisecond, picosecond, yoctosecond, zeptosecond

nano·sec·ond

noun \-ˌsek-ənd, -ənt\   (Medical Dictionary)

Medical Definition of NANOSECOND

: one billionth of a second—abbreviation ns, nsec

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