mi·​cro·​cap·​sule ˈmī-krō-ˌkap-səl How to pronounce microcapsule (audio)
 also  -ˌsyül
: a tiny capsule containing material (such as an adhesive or a medicine) that is released when the capsule is broken, melted, or dissolved

Examples of microcapsule in a Sentence

Recent Examples on the Web Clarke compares the tech to an e-book reader, where there are several million microcapsules in each E Ink film, with the structure and arrangement of the color particles changeable through applying an electric voltage. Nargess Banks, Forbes, 29 Feb. 2024 The folks at Zikon have figured out a way to make electronic ink out of nanoparticles that don’t need to be packaged in microcapsules to work. IEEE Spectrum, 10 June 2010 To imbue their new fabric with its color-changing ability, additional threads containing thermochromic microcapsules (TMC) were woven alongside the strands of electrically conductive stainless steel. Andrew Paul, Popular Science, 24 Apr. 2023 These include microcapsules that protect and gradually release active ingredients in products such as cosmetics and agricultural sprays. Ysabelle Kempe, Scientific American, 1 Nov. 2022 This super lightweight gel serum isn’t cake-y or greasy, and absorbs easily into the skin thanks to active microcapsules loaded with UVA/UVB filters that deliver into your skin as opposed to sitting atop it in a gloppy formula. Madison Yauger, Peoplemag, 13 Apr. 2023 Developed with special microcapsules, these pre-measured pods deliver a deep clean while being gentle on fabrics and colors. Amber Smith, Discover Magazine, 11 Apr. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'microcapsule.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of microcapsule was in 1961

Dictionary Entries Near microcapsule

Cite this Entry

“Microcapsule.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microcapsule. Accessed 26 May. 2024.

Medical Definition


mi·​cro·​cap·​sule ˈmī-krō-ˌkap-səl, -(ˌ)sül How to pronounce microcapsule (audio)
: a tiny capsule containing material (as a medicine) that is released when the capsule is broken, melted, or dissolved
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