noun bi·tu·men \bə-ˈtyü-mən, bī-, -ˈtü-, especially British also ˈbit-yə-\

Definition of bitumen

  1. 1 :  an asphalt of Asia Minor used in ancient times as a cement and mortar

  2. 2 :  any of various mixtures of hydrocarbons (as tar) often together with their nonmetallic derivatives that occur naturally or are obtained as residues after heat-refining natural substances (as petroleum); specifically :  such a mixture soluble in carbon disulfide


play \bə-ˌtyü-mə-nə-ˈzā-shən, bī-, -ˌtü-\ noun


play \-ˈtyü-mə-ˌnīz, -ˈtü-\ transitive verb

Origin and Etymology of bitumen

Middle English bithumen mineral pitch, from Latin bitumin-, bitumen

First Known Use: 15th century

Other Mining and Drilling Terms

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