lava

noun

la·​va ˈlä-və How to pronounce lava (audio) ˈla- How to pronounce lava (audio)
: molten rock that issues from a volcano or from a fissure in the surface of a planet (such as earth) or moon
also : such rock that has cooled and hardened
lavalike adjective

Examples of lava in a Sentence

a flow of molten lava
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Lava erupted from the volcano’s top crater on Feb. 11 and again on Feb. 20, and lava fountains rose 60 to 400 feet, according to the USGS Hawaiian Volcano Observatory. Janet Loehrke, USA TODAY, 1 Mar. 2025 Just last year, new excavations revealed the skeletons of two people who didn't die from the choking air or searing hot lava flows, but instead might be the first two ever found who died from the seismic activity accompanying the disaster. Michael Franco, New Atlas, 28 Feb. 2025 The monument features lava flows, cinder cones, and sagebrush steppe. Emese MacZko, Forbes, 25 Feb. 2025 Widespread flooding in Kentucky, a Russian drone attack at the Chernobyl Nuclear Power Plant, icebergs in Greenland, a lava flow atop Mount Etna, a mask festival in Latvia, blooming trees in Spain, Carnival costumes in Venice, and much more. Alan Taylor, The Atlantic, 21 Feb. 2025 See All Example Sentences for lava

Word History

Etymology

Italian, ultimately from Latin labes fall; akin to Latin labi to slide — more at sleep

First Known Use

1759, in the meaning defined above

Time Traveler
The first known use of lava was in 1759

Cite this Entry

“Lava.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lava. Accessed 9 Mar. 2025.

Kids Definition

lava

noun
la·​va ˈläv-ə How to pronounce lava (audio) ˈlav- How to pronounce lava (audio)
: melted rock coming from a volcano
also : such rock that has cooled and hardened

More from Merriam-Webster on lava

Last Updated: - Updated example sentences
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