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Asphalt - 6 dictionary results

as⋅phalt

[as-fawlt or, especially Brit., -falt]
–noun
1. any of various dark-colored, solid, bituminous substances, native in various areas of the earth and composed mainly of hydrocarbon mixtures.
2. a similar substance that is the by-product of petroleum-cracking operations.
3. a mixture of such substances with gravel, crushed rock, or the like, used for paving.
–verb (used with object)
4. to cover or pave with asphalt.
–adjective
5. of, pertaining to, or containing asphalt: asphalt tile.

Origin:
1275–1325; earlier asphaltos, -um < L < Gk ásphaltos, -on, akin to asphalízein to make firm, to secure; r. ME aspaltoun ≪ Gk ásphalton


as⋅phal⋅tic, adjective
as⋅phalt⋅like, adjective
as·phalt   (ās'fôlt')   
n.  
  1. A brownish-black solid or semisolid mixture of bitumens obtained from native deposits or as a petroleum byproduct, used in paving, roofing, and waterproofing.
  2. Mixed asphalt and crushed stone gravel or sand, used for paving or roofing.
tr.v.   as·phalt·ed, as·phalt·ing, as·phalts
To pave or coat with asphalt.

[Middle English aspalt, from Medieval Latin asphaltus, from Greek asphaltos.]
as·phal'tic adj.

Asphalt

As"phalt\, Asphaltum \As*phal"tum\, n. [Gr. ?, of eastern origin: cf. F. asphalte.]

1. Mineral pitch, Jews' pitch, or compact native bitumen. It is brittle, of a black or brown color and high luster on a surface of fracture; it melts and burns when heated, leaving no residue. It occurs on the surface and shores of the Dead Sea, which is therefore called Asphaltites, or the Asphaltic Lake. It is found also in many parts of Asia, Europe, and America. See Bitumen.

2. A composition of bitumen, pitch, lime, and gravel, used for forming pavements, and as a water-proof cement for bridges, roofs, etc.; asphaltic cement. Artificial asphalt is prepared from coal tar, lime, sand, etc.

Asphalt stone, Asphalt rock, a limestone found impregnated with asphalt.

Asphalt

As"phalt\, v. t. To cover with asphalt; as, to asphalt a roof; asphalted streets.
Language Translation for : Asphalt
Spanish: asfalto,
German: der Asphalt,
Japanese: アスファルト(の)

asphalt 
c.1325, "resinous mineral pitch found in Biblical lands," from L.L. asphaltum, from Gk. asphaltos, probably from a non-Gk. source, possibly Semitic. Meaning "paving composition" dates from 1847.
asphalt   (ās'fôlt')  Pronunciation Key 
A thick, sticky, dark-brown mixture of petroleum tars used in paving, roofing, and waterproofing. Asphalt is produced as a byproduct in refining petroleum or is found in natural beds.
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