noun
- King of Prussia from 1740 to 1786; brought Prussia military prestige by winning the War of the Austrian Succession and the Seven Years' War (1712-1786.
- synonyms: Frederick the Great
- The Holy Roman Emperor who led the Sixth Crusade and crowned himself king of Jerusalem (1194-1250. ).
- synonyms: Holy Roman Emperor Frederick II
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Frederick II. Retrieved September 21, 2026, from http://smartdefine.org/frederick_ii/definitions/1233672 |
| Chicago | WordNet. 2010. "Frederick II" http://smartdefine.org/frederick_ii/definitions/1233672 (accessed September 21, 2026). |
| Harvard | WordNet 2010, Frederick II, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/frederick_ii/definitions/1233672>. |
| MLA | WordNet. "Frederick II" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/frederick_ii/definitions/1233672> |