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A type of coal with a high percentage of volatile matter that burns with a smoky yellow flame. Also called soft coal.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Geological Science) a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107 J/kg. Also called: soft coal
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a soft coal rich in volatile hydrocarbons and tarry matter and burning with a yellow, smoky flame.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Soft coal. It has a high sulfur content, is cheaper than hard coal, and was normally used for cooking and heating when coal rather than wood was burned.
1001 Words and Phrases You Never Knew You Didn’t Know by W.R. Runyan Copyright © 2011 by W.R. Runyan
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|Noun||1.||bituminous coal - rich in tarry hydrocarbons; burns readily with a smoky yellow flame|
cannel coal - a bituminous coal that burns with a luminous flame
coal - fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period
sea coal - pulverized bituminous coal; used as a foundry facing
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