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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 as·phalt /ˈæsˌfɔlt ||ˈæʃ, ||ˌfælt/

From: Webster's Revised Unabridged Dictionary (1913)

 As·phalt As·phal·tum n.
 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.

From: Webster's Revised Unabridged Dictionary (1913)

 As·phalt, v. t. To cover with asphalt; as, to asphalt a roof; asphalted streets.

From: WordNet (r) 2.0

      n 1: mixed asphalt and crushed gravel or sand; used especially
           for paving but also for roofing
      2: a dark bituminous substance found in natural beds and as
         residue from petroleum distillation; consists mainly of
         hydrocarbons [syn: mineral pitch]
      v : cover with tar or asphalt; "asphalt the driveway"