graphene

noun

graph·​ene ˈgra-ˌfēn How to pronounce graphene (audio)
: an extremely electrically conductive form of elemental carbon that is composed of a single flat sheet of carbon atoms arranged in a repeating hexagonal lattice

Examples of graphene in a Sentence

Recent Examples on the Web
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In 2022, Essex County announced plans to test asphalt combined with graphene to form a paving material called Gipave. Andrew Paul, Popular Science, 29 Oct. 2025 The plastic waste can be used to make high-performance carbon materials, such as carbon nanotubes, graphene, and porous carbon. Mrigakshi Dixit, Interesting Engineering, 28 Oct. 2025 The Alienware Pro Headset uses 50mm Graphene Coated Drivers for superior audio and these drivers deliver natural sound for clarity and have less distortion due to the graphene’s light weight and strength. Sherrie Nachman, Forbes.com, 7 Sep. 2025 This converted the material to porous graphene. New Atlas, 30 Aug. 2025 See All Example Sentences for graphene

Word History

First Known Use

1985, in the meaning defined above

Time Traveler
The first known use of graphene was in 1985

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Cite this Entry

“Graphene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/graphene. Accessed 10 Nov. 2025.

Last Updated: - Updated example sentences
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