volcanic

 
Pronunciation: /vɒlˈkanɪk/

adjective

  • relating to or produced by a volcano or volcanoes: types of volcanic activity thick deposits of black volcanic ash
  • (of a feeling or emotion) bursting out or liable to burst out violently: the kind of volcanic passion she’d felt last night

Derivatives

volcanically

adverb

Origin:

late 18th century: from French volcanique, from volcan (see volcano)