europium/jʊˈɹəʊ.pɪ.əm/europium means A metallic chemical element (symbol Eu) with an atomic number of 63. Lexicurio rates it Rare gem — a strength score of 81 out of 100.europium is pronounced /jʊˈɹəʊ.pɪ.əm/.EtymologyBorrowed from French europium, from Europe + -ium.nounA metallic chemical element (symbol Eu) with an atomic number of 63.Down the rabbit holeEvery word is a door. Follow one.Often followed byeuchelateoxideionanomalyionsgadoliniumchalcogenideschelatescomplexesanomaliescomplexcompoundsdopedcryptateOften preceded bydivalenttrivalentsamariumeuerbiumnegativebivalentNear rhymespandemoniumsymposiumodiumopprobriumpodiumcolloquiumfallopianharmoniumrhodiumniobiumholmiumodeumsodiumplutoniumzirconiumlinoleumammoniumplasmodium