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Definition of "lapilli" [‖La•pil•li]

  • A sphere shaped droplet of molten lava ejected from a volcanic eruption which falls to earth while still at least partially molten, ranging in size from 2 to 6 millimeters. (noun)

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Use "lapilli" in a sentence
  • "Everywhere round our resting-place lay heaps of small pieces of lava which had been thrown out of the volcano (so-called lapilli), and which had not yet had time to weather sufficiently to serve as an under-stratum for any vegetation, and a little from the hut there was a solidified lava stream of great depth."
  • "Gold mineralization found at the Burns Block to date occurs near the upper contact of a distinctive fragmental volcanic rock identified as a lapilli tuff."
  • "Accretionary lapilli from the area around an extinct shield volcano in Idaho."
Words like "lapilli"
clinkers
foot-deep
gujarat
pumicestone