Pronunciation: (vol-kan'ik), [key]
1. of or pertaining to a volcano: a volcanic eruption.
2. discharged from or produced by volcanoes: volcanic mud.
3. characterized by the presence of volcanoes: a volcanic area.
4. suggestive of or resembling a volcano; potentially explosive; volatile: a volcanic temper.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.