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"
explosively unstable; "a volcanic temper"
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"
affected with or marked by frenzy or mania uncontrolled by reason; "a frenzied attack"; "a frenzied mob"; "the prosecutor's frenzied denunciation of the accused"- H.W.Carter; "outbursts of drunken violence and manic activity and creativity"
very lively and profitable; "flourishing businesses"; "a palmy time for stockbrokers"; "a prosperous new business"; "doing a roaring trade"; "a thriving tourist center"; "did a thriving business in orchids"
excessively agitated; transported with rage or other violent emotion; "frantic with anger and frustration"; "frenetic screams followed the accident"; "a frenzied look in his eye"
characterized by or producing sound of great volume or intensity; "a group of loud children"; "loud thunder"; "her voice was too loud"; "loud trombones"