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vitrain
[vi-treyn]
noun
the material of which the friable, vitreous layers in banded bituminous coal are composed.
vitrain
/ ˈɪٰɪ /
noun
a type of coal occurring as horizontal glassy bands of a nonsoiling friable material
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Word History and Origins
Discover More
Word History and Origins
Origin of vitrain1
C20: from Latin vitrum glass + -ain, as in fusain
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