frederick i is a noun meaning "son of Frederick William who in 1701 became the first king of Prussia (1657-1713)". It carries 2 recorded senses.
son of Frederick William who in 1701 became the first king of Prussia (1657-1713)
Holy Roman Emperor from 1152 to 1190; conceded supremacy to the pope; drowned leading the Third Crusade (1123-1190)
Definitions, synonyms and semantic relations for frederick i come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.