A0467100 (ăs′fôlt′)n.1. See bitumen.2. A mixture of bitumen with 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.Thesaurus