| Ducat (n.) A coin, either of gold or silver, of several countries in Europe; originally, one struck in the dominions of a duke. Thesaurus Entries coin, crown, double eagle, doubloon, eagle, five-dollar gold piece, gold piece, guinea, half crown, half eagle, hard money, moidore, napoleon, piece, piece of money, piece of silver, pound sovereign, roll of coins, rouleau, sovereign, specie, ten-dollar gold piece, twenty-dollar gold piece |