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"
based on or manifesting objectively defined standards of rightness or morality; "principled pragmatism and unprincipled expediency"; "a principled person"
done or made or performed with purpose and intent; "style...is more than the deliberate and designed creation"- Havelock Ellis; "games designed for all ages"; "well-designed houses"
planned or created in an artistic or skilled manner; "a beautifully designed dress"; "some Italian designed sandals have cushioning"