Definition of anthracite noun from the Oxford Advanced Learner's Dictionary

 

anthracite

 noun
noun
BrE BrE//ˈænθrəsaɪt//
 
; NAmE NAmE//ˈænθrəsaɪt//
 
[uncountable]
 
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a very hard type of coal that burns slowly without producing a lot of smoke or flames Word Origin late 16th cent. (denoting a gem described by Pliny and said to resemble coals, supposedly hydrophane, a type of opal): from Greek anthrakitēs, from anthrax, anthrak- ‘coal’.
See the Oxford Advanced American Dictionary entry: anthracite