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 Nearly 23 million years ago, the area is believed to have been wrought with volcanic activity with flowing lava with pressurized vents that caused explosions. Rachel Chang, Travel + Leisure, 10 June 2024 Located in southern Idaho, the preserve is home to the remnants of ancient lava flows. Tribune News Service, The Mercury News, 6 June 2024 In 2018, months of ongoing earthquakes and lava flows destroyed more than 700 homes over several months, a period of activity that may have been triggered by heavy rainfall and groundwater pressure. Christian Thorsberg, Smithsonian Magazine, 4 June 2024 Only 1,800 years ago, the volcano produced a series of explosive eruptions likely caused by collapsing lava domes (much like Mount St. Helens or Russia's Shiveluch). Erik Klemetti, Discover Magazine, 20 May 2024 See all Example Sentences for lava 

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

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

Dictionary Entries Near lava

Cite this Entry

“Lava.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lava. Accessed 13 Jun. 2024.

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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!