Breadcrumb Home > Dictionary > Index E Etna: Meaning and Definition of Find definitions for: Et•na Pronunciation: (et'nu), [key] — n. an active volcano in E Sicily. 10,758 ft. (3280 m). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: etna (Thesaurus) etiquette ETO ✖ Related Content Daily Word Quiz: musth Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language