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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According to the researchers, the graphene’s porous architecture plays a key role. Neetika Walter, Interesting Engineering, 4 Mar. 2026 In one early experiment, in 2017, Geim and his collaborators carved a choke point into a strip of graphene, poured electrons through, and measured the resistance. Quanta Magazine, 11 Feb. 2026 In Dmitry Kireev’s lab at the University of Massachusetts Amherst, researchers are developing imperceptibly thin graphene tattoos capable of monitoring your vital signs and more. Perri Thaler, IEEE Spectrum, 21 Dec. 2025 And it should be noted, the material is less than 1% graphene overall. New Atlas, 18 Nov. 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 8 Mar. 2026.

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