magma

noun
mag·​ma | \ ˈmag-mə How to pronounce magma (audio) \

Definition of magma

1 archaic : dregs, sediment
2 : a thin pasty suspension (as of a precipitate in water)
3 : molten rock material within the earth from which igneous rock results by cooling

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Other Words from magma

magmatic \ mag-​ˈma-​tik How to pronounce magmatic (audio) \ adjective

Examples of magma in a Sentence

Recent Examples on the Web

Earth's only natural satellite still had a molten core, and gases escaping from underground magma would have produced an atmosphere. Avery Thompson, Popular Mechanics, "Life May Have Once Existed on the Moon," 24 July 2018 Scientists say the older lava is likely from magma that Kilauea has been storing underground since the volcano last erupted in 1955. Washington Post, "Faster-moving Hawaii lava gushes into sea, spews new danger," 20 May 2018 Whether the plume could cause magma to rise in a vertical stream is still unclear, the researchers added. Chris Ciaccia, Fox News, "Yellowstone supervolcano may have underwater magma 'anomaly,' researchers suggest," 21 Mar. 2018 Days later, after several small earthquakes, the magma pushed its way back to the surface on the east side of the island’s Leilani Estates neighborhood, creating the first of many fissures to come. Amy B Wang, Washington Post, "Lava spatter hits Hawaii man and shatters his leg in first known injury from Kilauea volcano," 20 May 2018 Days later, after several small earthquakes, the magma pushed its way back to the surface on the east side of the island’s Leilani Estates neighborhood, creating the first of many fissures to come. Amy B Wang, BostonGlobe.com, "Lava spatter hits Hawaii man and shatters his leg in first known injury from Kilauea volcano," 20 May 2018 There are also curious and unsubstantiated reports of deep-sea fish burning up in the magma shift. David Grossman, Popular Mechanics, "French Island Might Be Sitting On Top of Gigantic Underwater Magma Shift," 20 Mar. 2019 The temblor Thursday is the latest and largest in a series of hundreds of small earthquakes to shake the island’s active volcano since the Puu Oo vent crater floor collapsed and caused magma to rush into new underground chambers on Monday. Washington Post, "5.0-magnitude earthquake rattles Hawaii’s Big Island," 5 May 2018 Scientists predicted the magma would travel elsewhere and push its way back to the surface somewhere in the East Rift Zone. Anchorage Daily News, "Photos: The eruption of Hawaii’s Kilauea volcano," 8 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'magma.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of magma

15th century, in the meaning defined at sense 1

History and Etymology for magma

Middle English, from Latin magmat-, magma, from Greek, thick unguent, from massein to knead — more at mingle

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Statistics for magma

Last Updated

15 May 2019

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Time Traveler for magma

The first known use of magma was in the 15th century

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More Definitions for magma

magma

noun

English Language Learners Definition of magma

technical : hot liquid rock below the surface of the Earth

magma

noun
mag·​ma | \ ˈmag-mə How to pronounce magma (audio) \

Kids Definition of magma

: molten rock within the earth

magma

noun
mag·​ma | \ ˈmag-mə How to pronounce magma (audio) \

Medical Definition of magma

1 : a crude mixture of mineral or organic matter in the state of a thin paste
2 : a suspension of a large amount of precipitated material (as in milk of magnesia) in a small volume of a watery vehicle

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More from Merriam-Webster on magma

Spanish Central: Translation of magma

Nglish: Translation of magma for Spanish Speakers

Britannica.com: Encyclopedia article about magma

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