Simple Definition of lava

from our Learner's Dictionary

lava

noun

ˈlɑːvə How to pronounce lava (audio)
: melted rock from a volcano
a flow of molten lava

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“Lava.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/lava. Accessed 24 Jun. 2026.

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