7 letters · 12 points in Scrabble
noun a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
noun a mountain formed by volcanic material
originFrom Italian vulcano, from Vulcano (“a small volcanic island in the Tyrrhenian Sea”), from Latin Vulcānus (“Vulcan, the Roman god of fire and metalworking”). Doublet of bolcane and Vulcan.
Etymology from Wiktionary, CC BY-SA 3.0