graphite

noun

graph·​ite ˈgra-ˌfīt 

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

graphitic

gra-ˈfi-tik 

adjective

Examples of graphite in a Sentence

Recent Examples on the Web

Fast lithium ion transfer is ensured by a fast ion conductor coating on the cathode, fast-charging graphite and novel nano-coating technologies for the anode, multi-gradient layered electrode design, and ultra-high conductivity electrolyte formulation. —New Atlas, 24 Oct. 2024

Used by Graf in 1988 to win the Golden Slam, the injection molding pushed compression molding of graphite by the wayside for the time being. —Tim Newcomb, Forbes, 3 Oct. 2024

There are two color options available: graphite or pale gray. —PCMAG, 24 Sep. 2024

The headband contains 20 cooling units, each of which consists of nine mini-towers of porous and heat-conducting graphite. —Alex Hutchinson, Outside Online, 26 Sep. 2024

Word History

Etymology

German Graphit, from Greek graphein to write

First Known Use

1796, in the meaning defined at sense 1

Kids 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

graphitic

gra-ˈfit-ik 

adjective