microsecond

[mahy-kruh-sek-uhnd]

noun

1. a unit of time equal to one millionth of a second. μsec

microsecond

/ ˈmaɪkrəʊˌsɛkənd /

noun

1. μs. one millionth of a second

microsecond

1. A unit of time equal to one millionth (10 ^{- 6}) of a second.

Word History and Origins

Origin of microsecond¹

First recorded in 1905–10; micro- + second ²

Example Sentences

The models follow several millions of molecules in time steps measured in microseconds.

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They simulate several millions of molecules on microsecond time steps.

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"Tracking dilepton emissions has allowed us to determine how hot the plasma was and when it started to cool, providing a direct view of conditions just microseconds after the universe's inception."

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The problem is that you have to stay still until the calculation is good enough - not just a microsecond, but for several minutes.

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"If your mind drifts for even 30 seconds, even a microsecond, it can be dangerous for everyone on the train."

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Related Words

• blink of an eye www.thesaurus.com
• millisecond 
• nanosecond