graphite
51graphite — graph|ite [ græ,faıt ] noun uncount a soft black substance used in pencils …
52graphite — graph·ite || græfaɪt n. form of carbon (used in pencil leads, as a lubricant, etc.), black lead …
53graphite — A soft black mineral substance, a form of carbon, available in powder, stick, and other forms. It has a metallic luster and a greasy feel. Compressed with fine clay, it is used in lead pencils (though contemporary lead pencils contain no lead) …
54graphite — noun a grey, crystalline, electrically conducting form of carbon which is used as a solid lubricant, as pencil lead, and as a moderator in nuclear reactors. Derivatives graphitic adjective graphitization or graphitisation noun graphitize or… …
55graphite — n. Plumbago, black lead …
56graphite — noun (U) a soft black substance that is a kind of carbon, used in pencils, paints, and electrical equipment …
57graphite — graph·ite …
58graphite — UK [ˈɡræfaɪt] / US [ˈɡræˌfaɪt] noun [uncountable] chemistry a soft black substance used in pencils …
59graphite — [ˈgræfaɪt] noun [U] a soft black substance that is used in pencils …
60graphite — graph•ite [[t]ˈgræf aɪt[/t]] n. mir a soft native carbon occurring in black to dark gray foliated masses: used for pencil leads, as a lubricant, as a moderator in nuclear reactors, and for making crucibles and other refractories; plumbago •… …