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.
The number of imaging sensors had been increased to 201, with each pixel coming in at 10 microns wide. Paul Ridden june 28, New Atlas, 28 June 2025 Compared to your average vacuum cleaner, the suction on the V8 is much stronger and more efficient, capturing 99.99% of particles as small as 0.3 microns. Cierra Cowan, PC Magazine, 27 June 2025 At 87 percent 150 gsm superfine merino wool (16.5 micron) and 13 percent nylon, this T-shirt makes a great starter for those new to merino wool. Scott Gilbertson, Wired News, 12 June 2025 In fact, light with a wavelength shorter than about 0.3 micron is absorbed completely. Phil Plait, Scientific American, 29 May 2025 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

Browse Nearby Words

Cite this Entry

“Micron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/micron. Accessed 9 Jul. 2025.

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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