Definition of coal

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Coal (n.) A black, or brownish black, solid, combustible substance, dug from beds or veins in the earth to be used for fuel, and consisting, like charcoal, mainly of carbon, but more compact, and often affording, when heated, a large amount of volatile matter..

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Surucucu :: Surturbrand (n.) A fibrous brown coal or bituminous wood.
Thurl :: Thurl (n.) A long adit in a coalpit.
Coalery :: Coalery (n.) See Colliery.
Retinite :: Retinite (n.) An inflammable mineral resin, usually of a yellowish brown color, found in roundish masses, sometimes with coal..
Dysodile :: Dysodile (n.) An impure earthy or coaly bitumen, which emits a highly fetid odor when burning..
Clinker :: Clinker (n.) Scoria or vitrified incombustible matter, formed in a grate or furnace where anthracite coal in used; vitrified or burnt matter ejected from a volcano; slag..
Convention :: Convention (v. i.) The act of coming together; the state of being together; union; coalition.
Cat :: Cat (n.) A strong vessel with a narrow stern, projecting quarters, and deep waist. It is employed in the coal and timber trade..
Conveyor :: Conveyor (n.) A contrivance for carrying objects from place to place; esp., one for conveying grain, coal, etc., -- as a spiral or screw turning in a pipe or trough, an endless belt with buckets, or a truck running along a rope..
Conglutinate :: Conglutinate (v. i.) To unite by the intervention of some glutinous substance; to coalesce.
Desmidian :: Desmidian (n.) A microscopic plant of the family Desmidiae, a group of unicellular algae in which the species have a greenish color, and the cells generally appear as if they consisted of two coalescing halves..
Gas :: Gas (n.) A complex mixture of gases, of which the most important constituents are marsh gas, olefiant gas, and hydrogen, artificially produced by the destructive distillation of gas coal, or sometimes of peat, wood, oil, resin, etc. It gives a brilliant light when burned, and is the common gas used for illuminating purposes..
Bed :: Bed (n.) A mass or heap of anything arranged like a bed; as, a bed of ashes or coals..
Subcarboniferous :: Subcarboniferous (a.) Of or pertaining to the lowest division of the Carboniferous formations underlying the proper coal measures. It was a marine formation characterized in general by beds of limestone.
Benzene :: Benzene (n.) A volatile, very inflammable liquid, C6H6, contained in the naphtha produced by the destructive distillation of coal, from which it is separated by fractional distillation. The name is sometimes applied also to the impure commercial product or benzole, and also, but rarely, to a similar mixed product of petroleum..
Hexylene :: Hexylene (n.) A colorless, liquid hydrocarbon, C6H12, of the ethylene series, produced artificially, and found as a natural product of distillation of certain coals; also, any one several isomers of hexylene proper. Called also hexene..
Heptane :: Heptane (n.) Any one of several isometric hydrocarbons, C7H16, of the paraffin series (nine are possible, four are known); -- so called because the molecule has seven carbon atoms. Specifically, a colorless liquid, found as a constituent of petroleum, in the tar oil of cannel coal, etc..
Piece :: Piece (v. i.) To unite by a coalescence of parts; to fit together; to join.
Distillation :: Distillation (n.) The separation of the volatile parts of a substance from the more fixed; specifically, the operation of driving off gas or vapor from volatile liquids or solids, by heat in a retort or still, and the condensation of the products as far as possible by a cool receiver, alembic, or condenser; rectification; vaporization; condensation; as, the distillation of illuminating gas and coal, of alcohol from sour mash, or of boric acid in steam..
Amalgamate :: Amalgamate (v. i.) To coalesce, as a result of growth; to combine into a uniform whole; to blend; as, two organs or parts amalgamate..
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