oslo Oskar • os longum · · · Info · Definitions · Characters · · oslo · · Text Latin · · Script 4 · · Length 2 · · Syllables Definitions · · · (noun) the capital and largest city of Norway; the country's main port; located at the head of a fjord on Norway's southern coast. Synonyms: Oslo, Christiania, capital of Norway. · · Noun Definition 1 Characters · · l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073