microsecond

American  

[mahy-kruh-sek-uhnd] / ˈmaɪ krəˌsɛk ənd /

noun

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

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microsecond British  

/ ˈmaɪkrəʊˌsɛkənd /

noun

1.  μs.  one millionth of a second

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microsecond Scientific  

/ mī′krō-sĕk′ənd /

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

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Etymology

Origin of microsecond

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

Example Sentences

Because of Mars' stretched orbit and gravitational influences from other bodies, the time difference can vary by as much as 226 microseconds per day throughout the Martian year.

From Science Daily

Then, he recalled, "they would play the points" in endless takes -- with or without the ball -- repeating choreography timed "down to the microsecond".

From Barron's

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

From Science Daily

They simulate several millions of molecules on microsecond time steps.

From Science Daily

"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."

From Science Daily

Related Words

• blink of an eye
• millisecond
• nanosecond