a thick, black, viscid liquid formed during the distillation of coal, that upon further distillation yields compounds, as benzene, anthracene, and phenol, from which are derived a large number of dyes, drugs, and other synthetic compounds, and that yields a final residuum (coal-tar pitch) which is used chiefly in making pavements.
a residue left by the distillation of coal tar: a mixture of hydrocarbons and finely divided carbon used as a binder for fuel briquettes, road surfaces, and carbon electrodes
a black tar, produced by the distillation of bituminous coal, that can be further distilled to yield benzene, toluene, xylene, anthracene, phenol, etc
coal tar n.
A viscous black liquid containing numerous organic compounds that is obtained by the destructive distillation of coal and that has many uses including as raw material for many dyes, drugs, and paints.
A thick, sticky, black liquid obtained through the destructive distillation (heating in the absence of air) of coal. It is used as a source of many organic compounds, such as benzene, naphthalene, and phenols, which are used in dyes, drugs, and other compounds.
- Coal tit
noun 1. a small European songbird, Parus ater, having a black head with a white patch on the nape: family Paridae (tits)
[koh-lee] /ˈkoʊ li/ adjective, coalier, coaliest. 1. of, resembling, or containing .
[koh-ming] /ˈkoʊ mɪŋ/ noun 1. a raised border around an opening in a deck, roof, or floor, designed to prevent water from running below. /ˈkəʊmɪŋ/ noun 1. a raised frame around the cockpit or hatchway of a vessel for keeping out water n. 1610s, nautical, of unknown origin.
[kaw-ah-maw] /kɔˈɑ mɔ/ noun 1. a city in S central Puerto Rico.