Etymology
Advertisement

volcanic (adj.)

1774, from French volcanique, from Italian vulcanico, from vulcano (see volcano). Figurative sense of "prone to explosive activity" is attested from 1854.

Advertisement
Advertisement
Definitions of volcanic

volcanic (adj.)
relating to or produced by or consisting of volcanoes;
volcanic steam
volcanic islands such as Iceland
a volcanic cone is a conical mountain or hill built up of material from volcanic eruptions
volcanic (adj.)
explosively unstable;
a volcanic temper
volcanic (adj.)
igneous rock produced by eruption and solidified on or near the earth's surface; rhyolite or andesite or basalt;
volcanic rock includes the volcanic glass obsidian
From wordnet.princeton.edu