coal
Americannoun
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a black or dark-brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel.
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a piece of glowing, charred, or burned wood or other combustible substance.
verb (used with object)
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to burn to coal or charcoal.
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to provide with coal.
verb (used without object)
idioms
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heap coals of fire on someone's head, to repay evil with good in order to make one's enemy repent.
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rake / haul / drag / call / take over the coals, to reprimand; scold.
They were raked over the coals for turning out slipshod work.
noun
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a combustible compact black or dark-brown carbonaceous rock formed from compaction of layers of partially decomposed vegetation: a fuel and a source of coke, coal gas, and coal tar See also anthracite bituminous coal lignite peat 1
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( as modifier )
coal cellar
coal merchant
coal mine
coal dust
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one or more lumps of coal
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short for charcoal
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something supplied where it is already plentiful
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to reprimand someone
verb
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A dark-brown to black solid substance formed from the compaction and hardening of fossilized plant parts in the presence of water and in the absence of air. Carbonaceous material accounts for more than 50 percent of coal's weight and more than 70 percent of its volume. Coal is widely used as a fuel, and its combustion products are used as raw material for a variety of products including cement, asphalt, wallboard and plastics.
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See more at anthracite bituminous coal lignite
Other Word Forms
- coalless adjective
- coaly adjective
Etymology
Origin of coal
before 900; Middle English cole, Old English col; cognate with Dutch kool, German Kohle, Old Norse kol
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The administration’s policy aims to prevent an estimated $34 billion to $40 billion in replacement costs if coal plants retire before new resources are ready.
From Barron's
Almost a decade after China began curbing coal burning to stop thick winter smog, villagers in northern Hebei province are struggling to afford their heating bills with most gas subsidies now phased out.
From Barron's
Many investors considering energy stocks often overlook coal, but the segment has produced some standout performers over the past year.
From Barron's
The bitterness was so sharp, I might as well have been sucking on a lump of coal.
From Literature
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As well, Amos says there are near-term tailwinds from the usual seasonality in Australia’s metallurgical coal exports and rail disruptions in Russia’s Far East.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.