/ Dictionary / Index M Maria Theresa thaler: Meaning and Definition of Find definitions for: Mari'a There'sa tha'ler Pronunciation: [key] a former silver coin of Austria, issued between 1740 and 1780 and used for trade with Ethiopia and other countries; Levant dollar. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Maria Theresa Mari Autonomous Republic Related Content Daily Word Quiz: bungled Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language