Definition of Oslo in English:

Oslo

proper noun

  • The capital and chief port of Norway, on the southern coast at the head of Oslofjord; population 839,423 (2007). Founded in the 11th century, it was known as Christiania (or Kristiania) from 1624 until 1924 in honor of Christian IV of Norway and Denmark (1577–1648)

Pronunciation:

Oslo

/ˈäsˌlō//ˈäzˌlō/