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单词 Plinian
释义

Plinian

/ˈplɪnɪən /
adjective Geology
Relating to or denoting a type of volcanic eruption in which a narrow stream of gas and ash is violently ejected from a vent to a height of several miles.Plinian eruptions are those that are dominated by a plume of hot gas and ash....
  • The June 1991 Mount Pinatubo eruption produced voluminous pyroclastic flows and a major Plinian umbrella cloud during its paroxysmal phase.
  • Plinian eruptions are marked by columns of smoke and ash extending high into the stratosphere.

Origin

Mid 17th century: from Italian pliniano, with reference to the eruption of Vesuvius in ad 79, in which Pliny the Elder died.

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更新时间:2025/3/22 18:10:26