The character 欧 is often used in combination with other kanji, as in 欧州 (Europe) or 訪欧 (visit to Europe).
Europe and the United States; the West
Northern Europe; the Nordic countries; Scandinavia
Western Europe · the West; the Occident; Europe
Eastern Europe
European-language text; Roman letters
all Europe; pan-European
being in Europe; staying in Europe; residing in Europe
toward Europe; pertaining to Europe
European letters; Latin script
European language
going to Europe; trip to Europe
staying in Europe; sojourn in Europe
the United States and Europe; the United States and the European Union
visit to Europe; visiting Europe
dispatching to Europe; sending to Europe
Abbreviation of 欧羅巴 (ヨーロッパ), an ateji rendering of 'Europe'. The character 欧 was chosen phonetically and later became the standard kanji for 'Europe' in compounds.