asphalt
as·phalt / ˈasfôlt/ • n. a mixture of dark bituminous pitch with sand or gravel, used for surfacing roads, flooring, roofing, etc. ∎ the pitch used in this mixture, sometimes found in natural deposits but usually made by the distillation of crude oil.• v. [tr.] cover with asphalt.DERIVATIVES: as·phal·tic / asˈfôltik/ adj.
asphalt
asphalt
asphalt Brown or black, solid or semi-solid, bituminous substance made almost entirely of carbon and hydrogen. It melts between 65 and 95°C and is soluble in carbon disulphide. It is formed by the evaporation of volatile hydrocarbons and occurs in oilbearing rocks, e.g. in Trinidad, or as a residue from petroleum refining.
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asphalt