2 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
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.
{Graphite battery} (Elec.), a voltaic battery consisting of
zinc and carbon in sulphuric acid, or other exciting
liquid.
From WordNet r 1.6 [wn]:
graphite
n : used as a lubricant and as a moderator in nuclear reactors
[syn: {black lead}, {plumbago}]
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