bitumen

noun

bi·​tu·​men bə-ˈtyü-mən How to pronounce bitumen (audio)
bī-,
-ˈtü-,
 especially British also  ˈbit-yə-
1
: an asphalt of Asia Minor used in ancient times as a cement and mortar
2
: any of various mixtures of hydrocarbons (such as tar) often together with their nonmetallic derivatives that occur naturally or are obtained as residues after heat-refining natural substances (such as petroleum)
specifically : such a mixture soluble in carbon disulfide
bituminization noun
bituminize transitive verb

Examples of bitumen in a Sentence

Recent Examples on the Web With that information in hand, the researchers obtained oil and bitumen samples from sediments dated to different points in the Earth's past. John Timmer, Ars Technica, 9 June 2023 In the Le Moustier region, bitumen, and ochre would have had to be collected from distant locations. Laura Baisas, Popular Science, 21 Feb. 2024 On stone blades and scrapers, the team found a mix of ochre and bitumen – minerals that both occur naturally in soil and rock. Max Bennett, Discover Magazine, 22 Feb. 2024 The number of green spaces is decreasing, while the number of artificial surfaces, like bitumen and concrete, which absorb and radiate heat, is increasing. Gavin Butler Matthew Abbott, New York Times, 20 Dec. 2023 See all Example Sentences for bitumen 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bitumen.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

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

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of bitumen was in the 15th century

Dictionary Entries Near bitumen

Cite this Entry

“Bitumen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bitumen. Accessed 4 Jul. 2024.

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