/sem"ee bi tooh"meuh neuhs, -tyooh"-, sem"uy-, sem'ee-, sem'uy-/
a coal intermediate between bituminous and anthracite coal in hardness, yielding the maximum heat of any ordinary steam coal.
[ 1855-60; SEMI- + BITUMINOUS ]
/sem"ee bi tooh"meuh neuhs, -tyooh"-, sem"uy-, sem'ee-, sem'uy-/
a coal intermediate between bituminous and anthracite coal in hardness, yielding the maximum heat of any ordinary steam coal.
[ 1855-60; SEMI- + BITUMINOUS ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012