From Latin 'Vulcanus' (god of fire) — originally one Sicilian island, believed Vulcan's forge chimney.
A mountain or hill having a crater or vent through which lava, rock fragments, hot vapor, and gas are or have been erupted from the earth's crust.
From Italian 'vulcano' (volcano), from Latin 'Vulcānus' (Vulcan), the Roman god of fire, metalworking, and the forge. The name was first applied to the volcanic island of Vulcano in the Aeolian Islands north of Sicily, which the Romans believed to be the chimney of Vulcan's forge. From this specific island name, 'vulcano/volcano' became the generic word for all fire-mountains. The etymology of the god's name 'Vulcānus' itself is debated
Every 'volcano' on Earth is named after a single small island off Sicily. The Romans called it 'Vulcano' because they believed it was the chimney of Vulcan's underground forge — the smoke and fire were Vulcan hammering weapons for the gods. When explorers found fire-mountains elsewhere, they reused the name. The word 'vulcanize' (to harden rubber with heat