micron

noun

mi·​cron ˈmī-ˌkrän How to pronounce micron (audio)

Examples of micron 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.
This is not one compound, but a series of different compounds that have a maximum particle diameter of of 2.5 microns. Laurie Winkless, Forbes, 26 Nov. 2024 This goes back to those wavelengths that are slightly longer or shorter than 15 microns. Joseph Howlett, WIRED, 25 Aug. 2024 Ultrafiltration has a pore size of about 0.01 microns. Jeffrey Kluger, TIME, 9 Aug. 2024 Around back is a sensor that measures the PM2.5 level (particles that are 2.5 microns or less in diameter). PCMAG, 30 June 2024 See all Example Sentences for micron 

Word History

Etymology

New Latin, from Greek mikron, neuter of mikros small — more at micr-

First Known Use

1879, in the meaning defined above

Time Traveler
The first known use of micron was in 1879

Dictionary Entries Near micron

Cite this Entry

“Micron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/micron. Accessed 21 Dec. 2024.

Kids Definition

micron

noun
mi·​cron ˈmī-ˌkrän How to pronounce micron (audio)

Medical Definition

micron

noun
mi·​cron ˈmī-ˌkrän How to pronounce micron (audio)
: a unit of length equal to one millionth of a meter

called also micrometer, mu

More from Merriam-Webster on micron

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