/vi"trayn/ , n.
the material of which the friable, vitreous layers in banded bituminous coal are composed. Cf. clarain, durain .
[ 1915-20; vitr ( um ) glass + -ain, as in FUSAIN ]
/vi"trayn/ , n.
the material of which the friable, vitreous layers in banded bituminous coal are composed. Cf. clarain, durain .
[ 1915-20; vitr ( um ) glass + -ain, as in FUSAIN ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012