lapilli definition

  • noun:
    • A sphere shaped droplet of molten lava ejected from a volcanic eruption which falls to earth while however about partly molten, ranging in proportions from 2 to 6 millimeters.
  • noun-plural:
    • Volcanic ashes, consisting of tiny, angular, stony fragments or particles.

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  • Sentence for "lapilli"
    • Everywhere round our resting-place lay heaps…
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