Found 1 items, similar to Frederick I.
English → English (WordNet) Definition: Frederick I Frederick I n 1: son of Frederick William who in 1701 became the first king of Prussia (1657-1713) 2: Holy Roman Emperor from 1152 to 1190; conceded supremacy to the pope; drowned leading the Third Crusade (1123-1190) [syn: Frederick Barbarossa, Barbarossa]