Definition of lava in English:


Line breaks: lava
Pronunciation: /ˈlɑːvə


[mass noun]
  • Hot molten or semi-fluid rock erupted from a volcano or fissure, or solid rock resulting from cooling of this: tablelands of lava [count noun]: porphyritic lavas
    More example sentences
    • Bombs are pieces of molten lava that are thrown out of the volcano.
    • They include lavas and volcaniclastic rocks of basaltic and andesitic composition together with cogenetic gabbros, plagiogranites and granites.
    • The tuffs and lava were derived from a nearby andesitic volcanic centre.


mid 18th century: from Italian (Neapolitan dialect), denoting the lava stream from Vesuvius, but originally denoting a stream caused by sudden rain, from lavare 'to wash', from Latin.

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