Volcano
English Meaning
A mountain or hill, usually more or less conical in form, from which lava, cinders, steam, sulphur gases, and the like, are ejected; -- often popularly called a burning mountain.
- An opening in the earth's crust through which molten lava, ash, and gases are ejected.
- A similar opening on the surface of another planet.
- A mountain formed by the materials ejected from a volcano.