bituminous coal

noun

Definition of bituminous coal

: a coal that when heated yields considerable volatile bituminous matter — called also soft coal

Recent Examples of bituminous coal from the Web

Begun in the 1970s, MTM, also called surface mining, escalated in the 1990s as a cheaper way to access the energy-rich bituminous coal beds lying beneath the Appalachian mountain forests.

— jessica wapner, Newsweek, "The Cancer Epidemic in Central Appalachia," 19 July 2015
In general, bituminous coal, which is the most plentiful type mined in Kentucky and in the U.S., fetches around $50 per ton, according to Kentucky Energy and Environment Cabinet spokesman John Mura.

— allison ross, The Courier-Journal, "Kentucky coal linked to punishment of naughty children by shadowy international figure," 20 Dec. 2017

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