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Plinian

Syllabification: (Plin·i·an)
Pronunciation: /ˈplīnēan/
Definition of Plinian

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.

Origin:

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

Plinian in other Oxford dictionaries

Definition of Plinian in the British & World English dictionary