from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Charcoal.
- n. Lignite.
from the GNU version of the Collaborative International Dictionary of English
- n. See Lignite.
- n. charcoal; also, lignite, or brown coal.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a carbonaceous material obtained by heating wood or other organic matter in the absence of air
- n. intermediate between peat and bituminous coal
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