ultrafine

adjective

ul·​tra·​fine ˌəl-trə-ˈfīn How to pronounce ultrafine (audio)
: fine to an extreme degree: such as
a
: extremely small, thin, or precise
ultrafine dust particles
an ultrafine needle
Color "curves," meanwhile, allow ultrafine adjustments and targeting of color and brightness ranges …Alexander Breindel
b
: of extremely high quality
ultrafine wines

Examples of ultrafine in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
They're made of ultrafine, long-staple organic cotton, with a weave that's on the heavier side giving them a bit of weight. Scott Gilbertson, WIRED, 2 Nov. 2024 There are currently no large-scale monitoring sites in the U.S. dedicated to tracking ultrafine particles in the environment. Discover Magazine, 1 Nov. 2024 The ultrafine bubbles can improve the delivery, absorption, and uptake of cells in many applications. Kimberly Chin, Axios, 23 Oct. 2024 Ultrasonic Ultrasonic humidifiers use the latest technology to bring moisture to a room, utilizing high-frequency sound waves to turn the water in the reservoir into an ultrafine mist. Bestreviews, The Mercury News, 25 Sep. 2024 See all Example Sentences for ultrafine 

Word History

First Known Use

1853, in the meaning defined above

Time Traveler
The first known use of ultrafine was in 1853

Dictionary Entries Near ultrafine

Cite this Entry

“Ultrafine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultrafine. Accessed 14 Nov. 2024.

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