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

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One way to do that is called remote epitaxy, where an intermediate layer made out of graphene or other material is introduced between the substrate and the growing crystals. ArsTechnica, 1 May 2025 While the silver nanowires aren’t biodegradable, replacements like graphene could keep the design eco-friendly. Andrew Paul, Popular Science, 26 Mar. 2025 While graphene is an excellent conductor, MoS2 is a semiconductor. John Timmer, ArsTechnica, 2 Apr. 2025 Ars Video Some of the demonstration devices built using MoS2 have used graphene for the conductive material. John Timmer, ArsTechnica, 2 Apr. 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 4 Jun. 2025.

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