poly·​crys·​tal·​line ˌpä-lē-ˈkri-stə-lən How to pronounce polycrystalline (audio)
: consisting of crystals variously oriented
: composed of more than one crystal
polycrystal noun

Examples of polycrystalline in a Sentence

Recent Examples on the Web The polycrystalline top and plastic stake are waterproof and heat resistant to hold up to rain, frost, heat, and more weather conditions. Lauren Taylor, Southern Living, 13 May 2024 All in all, these new transistors perform roughly as well as state-of-the-art flexible transistors that combine carbon nanotubes, metal oxides, or polycrystalline silicon with plastic films. IEEE Spectrum, 17 Mar. 2024 That’s about triple the indoor efficiency of polycrystalline silicon, according to Thomas Brown, a project leader and engineering professor at the University of Rome Tor Vergata. IEEE Spectrum, 20 May 2020 The Carrera Plasma Diamant D’Avant-Garde, a chronograph with a tourbillon, is loaded with 124 diamonds that are recessed into the case, bezel, and bracelet in multiple geometries, as well as forming the winding crown, indexes, and the polycrystalline diamond slab that is the dial. WIRED, 29 Mar. 2023 Monocrystalline panels use a single silicon crystal to capture solar energy, while polycrystalline panels rely on multiple silicon crystal fragments. Danny Perez, Popular Mechanics, 24 Mar. 2023 According to the second version, a layer of porous polycrystalline diamond substance was formed inside the diamond because of ultra-fast growth, and more aggressive mantle processes subsequently dissolved it. Fox News, 10 Oct. 2019 Those days are long gone now, as the Series 5 uses what Apple calls a low-temperature polycrystalline oxide display to create a third display mode. Aaron Pressman, Fortune, 20 Sep. 2019 That branding is less of a mouthful than the term for what lights up the pixels: low-temperature polycrystalline silicon, or LTPS. Dieter Bohn, The Verge, 9 Oct. 2018

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

Word History


poly- + crystalline

First Known Use

1918, in the meaning defined at sense 1

Time Traveler
The first known use of polycrystalline was in 1918

Dictionary Entries Near polycrystalline

Cite this Entry

“Polycrystalline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polycrystalline. Accessed 24 Jun. 2024.

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