Graphite \Graph"ite\, n. [Gr. gra`fein to write: cf. F.
graphite. See Graphic.]
(Min.)
Native carbon in hexagonal crystals, also foliated or
granular massive, of black color and metallic luster, and so
soft as to leave a trace on paper. It is used for pencils
(improperly called lead pencils), for crucibles, and as a
lubricator, etc. Often called plumbago or black lead.
[1913 Webster]
Graphite battery (Elec.), a voltaic battery consisting of zinc and carbon in sulphuric acid, or other exciting liquid. [1913 Webster]
graphite
noun1: used as a lubricant and as a moderator in nuclear reactors [syn: graphite, black lead, plumbago]
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