Definition of lava dome in English:

lava dome

Line breaks: lava dome


  • A mound of viscous lava which has been extruded from a volcanic vent.
    More example sentences
    • Experts watching a recent spike in volcanic activity say a lava dome in the mountain's crater is growing.
    • Geologists said the lava dome inside the volcano is now deforming, or growing, by tens, maybe hundreds, of feet.
    • Rising magma continues to build a lava dome in the crater of Mount St. Helens.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody