Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Last Holy Roman emperor (1792-1806) and emperor of Austria (1804-1835) as Francis I. When Napoleon forced the dissolution of the Holy Roman Empire (1806), Francis renounced his title, ruled over the Austrian Empire, and helped defeat Napoleon (1813-1815).
1. (Biography) 1544–60, king of France (1559–60); son of Henry II and Catherine de' Medici; first husband of Mary, Queen of Scots
2. (Biography) 1768–1835, last Holy Roman Emperor (1792–1806) and, as Francis I, first emperor of Austria (1804–35). The Holy Roman Empire was dissolved (1806) following his defeat by Napoleon at Austerlitz