basalt

noun

: a dark gray to black dense to fine-grained igneous rock that consists of basic plagioclase, augite, and usually magnetite
basaltic adjective

Examples of basalt in a Sentence

Recent Examples on the Web Another option is to neutralize the acid on site using alkaline minerals such as olivine or basalt. IEEE Spectrum, 26 Mar. 2024 Juventus’s decision to appoint Fabio Capello — his mien, even then, that of a stern immortal hewn from basalt — appeared a safe bet, but many of the others were not. Rory Smith, New York Times, 15 Mar. 2024 Built in 1911 by architects Walter Emory and Marshall Webb in a half-timbered style that harks back to Tudor England, the home has a basalt rock foundation. Kristina Linnea Garcia, San Diego Union-Tribune, 9 Mar. 2024 Oceanic crust is closer to 4-6 miles (7-10 kilometers) thick and made of denser rock like basalt. Erik Klemetti, Discover Magazine, 15 Feb. 2024 Cannon Beach, Oregon What put Cannon Beach on the map is distinctive Haystack Rock, a basalt tower shooting 235 feet from the water's edge. Anne Olivia Bauso, Travel + Leisure, 9 Mar. 2023 According to the British Museum, around 887 moai were erected between 1100 and 1600 C.E. The moai in London is one of only 14 made from basalt. Jack Guy, CNN, 19 Feb. 2024 What to Do Mana: A gallery in Hanga Roa that shows contemporary and traditional pieces, from paintings to basalt statues. Mark Johanson, Travel + Leisure, 19 Jan. 2024 Here, the cliffs were covered in vegetation, with knife-edge spurs and basalt towers that soared into the dark clouds above. Peter Heller, Condé Nast Traveler, 2 Jan. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'basalt.' 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

Latin basaltes, manuscript variant of basanites touchstone, from Greek basanitēs (lithos), from basanos touchstone, from Egyptian bḫnw

First Known Use

1601, in the meaning defined above

Time Traveler
The first known use of basalt was in 1601

Dictionary Entries Near basalt

Cite this Entry

“Basalt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/basalt. Accessed 16 Apr. 2024.

Kids Definition

basalt

noun
: a dark gray to black usually fine-grained igneous rock
basaltic adjective

More from Merriam-Webster on basalt

Last Updated: - Updated example sentences
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