Definition of Plinian in English:

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Plinian

Pronunciation: /ˈplīnēən/

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.
Example sentences
  • 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.

For editors and proofreaders

Syllabification: Plin·i·an

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