microsecond

noun

mi·​cro·​sec·​ond ˈmī-krō-ˌse-kənd How to pronounce microsecond (audio)
-kənt
: one millionth of a second

Examples of microsecond in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The high-frequency trading firm Citadel Securities, for example, began embedding advanced computing capabilities into its core strategy in the early 2000s, and in turn was able to leverage immense processing power and technologies, such as machine learning, to execute trades in microseconds. Nathan Warren, Fortune, 1 Nov. 2024 That ends at three microseconds after the radiation burst arrives. John Timmer, Ars Technica, 24 Sep. 2024 While the difference is small (approximately 59 microseconds per day), the cumulative effects could present a substantial challenge for lunar navigation and communications. Paul Lipman, Forbes, 8 Oct. 2024 Over the next 20 microseconds or so, the amount of momentum transferred to the sample drops steadily until the process is essentially complete. John Timmer, Ars Technica, 24 Sep. 2024 See all Example Sentences for microsecond 

Word History

Etymology

International Scientific Vocabulary

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of microsecond was in 1906

Dictionary Entries Near microsecond

Cite this Entry

“Microsecond.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microsecond. Accessed 22 Nov. 2024.

Kids Definition

microsecond

noun
mi·​cro·​sec·​ond ˌmī-krō-ˈsek-ənd How to pronounce microsecond (audio)
-ənt
: one millionth of a second

Medical Definition

microsecond

noun
mi·​cro·​sec·​ond ˈmī-krō-ˌsek-ənd, -ənt How to pronounce microsecond (audio)
: one millionth of a second

More from Merriam-Webster on microsecond

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!