释义 |
malthaenUK
mal·tha M0066200 (măl′thə)n. A black, viscous natural bitumen. [Middle English malthe, from Latin maltha, from Greek, a mixture of wax and pitch; see mel- in Indo-European roots.]maltha (ˈmælθə) n1. (Minerals) another name for mineral tar2. (Elements & Compounds) any of various naturally occurring mixtures of hydrocarbons, such as ozocerite[C15: via Latin from Greek: a mixture of wax and pitch]ThesaurusNoun | 1. | maltha - a thick black tar intermediate between petroleum and asphaltmineral tarmineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
MalthaenUK
Maltha a thick, viscous petroleum containing hydrocarbons and a large quantity of asphalt-resin constituents (not less than 35 percent). Density, about 1.0 g/cm3. It is commonly described as a product of petroleum resinification and polymerization, although certain scientists consider it to be the intermediate stage between the original organic petroleum-producing substance and petroleum itself. maltha1. In ancient Roman construction, a type of bitumen, various cements, stuccos, and the like, used for repairing cisterns, roofs, etc. 2. A bituminous substance midway in consistency between asphalt and petroleum.malthaenUK Related to maltha: MaltaSynonyms for malthanoun a thick black tar intermediate between petroleum and asphaltSynonymsRelated Words |