noun (pl=coal or coals)
- (uncountable) A black rock formed from prehistoric plant remains, composed largely of carbon and burned as a fuel.
- (countable) A piece of coal used for burning. Note that in British English the first of the following examples would usually be used, whereas in American English the latter would.
- Put some coals on the fire.
- Put some coal on the fire.
- (countable) A type of coal, such as bitumenous, anthracite, or lignite, and grades and varieties thereof.
- (countable) A smoldering piece of material.
- Just as the campfire died down to just coals, with no flames to burn the marshmallows, someone dumped a whole load of wood on, so I gave up and went to bed.
- To take in coal; as, the steamer coaled at Southampton.
- to be converted to charcoal
Etymology: colOld English, col
- 1957: As a result, particles of wood and twigs insufficiently coaled are frequently found at the bottom of such pits. — H.R. Schubert, History of the British Iron and Steel Industry, p. 18.
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Full Definition of coal