Definition of volcanism in English:


Syllabification: vol·can·ism
Pronunciation: /ˈvälkəˌnizəm, ˈvôl-
(also vulcanism)


Volcanic activity or phenomena.
More example sentences
  • Carboniferous volcanism, occurring at converging plates margins, both at the Appalachian and at the Ouachita margins, was decidedly not tholeiitic.
  • This appears to contradict evidence from other areas, particularly Wales where subduction-related volcanism occurs in the late Tremadoc.
  • The scattered nature of the outcrop and the possibility of diachronous volcanism mean that all rocks grouped as Dokhan Volcanic Series may not be coeval.

More definitions of volcanism

Definition of volcanism in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day crowdsource
Pronunciation: ˈkroudˌsôrs
obtain (information) by enlisting help of many people…