vesuvius/vəˈsu.vi.əs/EtymologyFrom Latin Vesuvius, of uncertain origin.vesuvius means A volcanic mountain located on the Gulf of Naples in Italy. Lexicurio rates it Rare gem — a strength score of 82 out of 100.nameA volcanic mountain located on the Gulf of Naples in Italy.“Hecla bellowed until the Icelanders feared a cataclysm. Vesuvius blew its head off.”nounA kind of firework supposed to resemble a volcano eruption.