Etnean /ɛtˈniːən/adjective 1noun 1forms 3 adjective1 •Pertaining to Etna, a volcano in Sicily. noun1 •The people who live in the area around Mount Etna.But there are few Etneans who have not a superstitious regard for the terrible and beautiful mountain—as well they may. — 1903 formsEtneans · more Etnean · most Etnean