1
: a soft black lustrous form of carbon that conducts electricity and is used in lead pencils and electrolytic anodes, as a lubricant, and as a moderator in nuclear reactors
2
: a composite material in which carbon fibers are the reinforcing material
Examples of graphite in a Sentence
Recent Examples on the Web
This wine is deep inky purple in the glass with aromas of black berry, saddle leather, cassis, and red plum with silky soft tannins and flavors of black currant, raspberry, and a touch of graphite in the finish.
—
Mike Desimone, Robb Report, 5 May 2025
The country has some of the world’s largest deposits of graphite, lithium, titanium, beryllium and uranium, all of which are classed by the US as critical minerals.
—Ivana Kottasová, CNN Money, 1 May 2025
The Resurrection of Rilo Kiley American companies are working on producing battery-grade graphite, lithium and other key materials.
—Jack Ewing, New York Times, 27 Apr. 2025
This pool features a blue tile print and graphite exterior, adding to the luxurious feel.
—Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 26 Apr. 2025
See All Example Sentences for graphite
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Mike Desimone, Robb Report, 5 May 2025
The country has some of the world’s largest deposits of graphite, lithium, titanium, beryllium and uranium, all of which are classed by the US as critical minerals.
—Ivana Kottasová, CNN Money, 1 May 2025
The Resurrection of Rilo Kiley American companies are working on producing battery-grade graphite, lithium and other key materials.
—Jack Ewing, New York Times, 27 Apr. 2025
This pool features a blue tile print and graphite exterior, adding to the luxurious feel.
—Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 26 Apr. 2025
See All Example Sentences for graphite
Cite this Entry
“Graphite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/graphite. Accessed 20 May. 2025.
Copy CitationKids Definition
graphite
noun
graph·ite
ˈgraf-ˌīt 
: a soft shiny black carbon that is used in making lead pencils and as a dry lubricant
Medical Definition
graphite
noun
graph·ite
ˈgraf-ˌīt
: carbon of a soft black lustrous form that conducts electricity and is used in lead pencils and electrolytic anodes, as a lubricant, and as a moderator in nuclear reactors
called also plumbago
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